Home / 39,813.78-59,718.72-14,851.91

Finding the Fourth Proportional to 39,813.78, 59,718.72 and 14,851.91

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Solution

The fourth proportional to 39,813.78, 59,718.72 and 14,851.91 is: 22,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,813.78 : 59,718.72 = 14,851.91 : x
  2. Step 2: Convert to fraction form
    39,813.78/59,718.72 = 14,851.91/x
  3. Step 3: Cross multiply
    39,813.78x = 59,718.72 × 14,851.91
  4. Step 4: Simplify right side
    39,813.78x = 886,937,129.79
  5. Step 5: Solve for x
    x = 886,937,129.79/39,813.78
  6. Step 6: Final answer
    x = 22,277.14

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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.