Home / 38,068.54-52,528.47-21,298.30

Finding the Fourth Proportional to 38,068.54, 52,528.47 and 21,298.30

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Solution

The fourth proportional to 38,068.54, 52,528.47 and 21,298.30 is: 29,388.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068.54 : 52,528.47 = 21,298.30 : x
  2. Step 2: Convert to fraction form
    38,068.54/52,528.47 = 21,298.30/x
  3. Step 3: Cross multiply
    38,068.54x = 52,528.47 × 21,298.30
  4. Step 4: Simplify right side
    38,068.54x = 1,118,767,112.60
  5. Step 5: Solve for x
    x = 1,118,767,112.60/38,068.54
  6. Step 6: Final answer
    x = 29,388.23

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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.