Home / 39,232.17-54,141.35-21,328.16

Finding the Fourth Proportional to 39,232.17, 54,141.35 and 21,328.16

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Solution

The fourth proportional to 39,232.17, 54,141.35 and 21,328.16 is: 29,433.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,232.17 : 54,141.35 = 21,328.16 : x
  2. Step 2: Convert to fraction form
    39,232.17/54,141.35 = 21,328.16/x
  3. Step 3: Cross multiply
    39,232.17x = 54,141.35 × 21,328.16
  4. Step 4: Simplify right side
    39,232.17x = 1,154,734,998.07
  5. Step 5: Solve for x
    x = 1,154,734,998.07/39,232.17
  6. Step 6: Final answer
    x = 29,433.37

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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.