Home / 38,114.08-52,597.44-21,347.20

Finding the Fourth Proportional to 38,114.08, 52,597.44 and 21,347.20

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Solution

The fourth proportional to 38,114.08, 52,597.44 and 21,347.20 is: 29,459.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,114.08 : 52,597.44 = 21,347.20 : x
  2. Step 2: Convert to fraction form
    38,114.08/52,597.44 = 21,347.20/x
  3. Step 3: Cross multiply
    38,114.08x = 52,597.44 × 21,347.20
  4. Step 4: Simplify right side
    38,114.08x = 1,122,808,071.17
  5. Step 5: Solve for x
    x = 1,122,808,071.17/38,114.08
  6. Step 6: Final answer
    x = 29,459.14

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.