Home / 62,331.40-86,024.10-38,457.46

Finding the Fourth Proportional to 62,331.40, 86,024.10 and 38,457.46

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Solution

The fourth proportional to 62,331.40, 86,024.10 and 38,457.46 is: 53,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,331.40 : 86,024.10 = 38,457.46 : x
  2. Step 2: Convert to fraction form
    62,331.40/86,024.10 = 38,457.46/x
  3. Step 3: Cross multiply
    62,331.40x = 86,024.10 × 38,457.46
  4. Step 4: Simplify right side
    62,331.40x = 3,308,267,954.67
  5. Step 5: Solve for x
    x = 3,308,267,954.67/62,331.40
  6. Step 6: Final answer
    x = 53,075.47

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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.