Home / 39,615.75-59,381.73-14,639.76

Finding the Fourth Proportional to 39,615.75, 59,381.73 and 14,639.76

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Solution

The fourth proportional to 39,615.75, 59,381.73 and 14,639.76 is: 21,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,615.75 : 59,381.73 = 14,639.76 : x
  2. Step 2: Convert to fraction form
    39,615.75/59,381.73 = 14,639.76/x
  3. Step 3: Cross multiply
    39,615.75x = 59,381.73 × 14,639.76
  4. Step 4: Simplify right side
    39,615.75x = 869,334,275.58
  5. Step 5: Solve for x
    x = 869,334,275.58/39,615.75
  6. Step 6: Final answer
    x = 21,944.16

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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.