Home / 35,372.55-52,970.09-21,132.24

Finding the Fourth Proportional to 35,372.55, 52,970.09 and 21,132.24

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Solution

The fourth proportional to 35,372.55, 52,970.09 and 21,132.24 is: 31,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,372.55 : 52,970.09 = 21,132.24 : x
  2. Step 2: Convert to fraction form
    35,372.55/52,970.09 = 21,132.24/x
  3. Step 3: Cross multiply
    35,372.55x = 52,970.09 × 21,132.24
  4. Step 4: Simplify right side
    35,372.55x = 1,119,376,549.04
  5. Step 5: Solve for x
    x = 1,119,376,549.04/35,372.55
  6. Step 6: Final answer
    x = 31,645.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.