Home / 38,119.08-52,603.38-21,353.16

Finding the Fourth Proportional to 38,119.08, 52,603.38 and 21,353.16

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Solution

The fourth proportional to 38,119.08, 52,603.38 and 21,353.16 is: 29,466.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,119.08 : 52,603.38 = 21,353.16 : x
  2. Step 2: Convert to fraction form
    38,119.08/52,603.38 = 21,353.16/x
  3. Step 3: Cross multiply
    38,119.08x = 52,603.38 × 21,353.16
  4. Step 4: Simplify right side
    38,119.08x = 1,123,248,389.68
  5. Step 5: Solve for x
    x = 1,123,248,389.68/38,119.08
  6. Step 6: Final answer
    x = 29,466.83

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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.