Home / 40,384.84-60,587.10-14,089.80

Finding the Fourth Proportional to 40,384.84, 60,587.10 and 14,089.80

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Solution

The fourth proportional to 40,384.84, 60,587.10 and 14,089.80 is: 21,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.84 : 60,587.10 = 14,089.80 : x
  2. Step 2: Convert to fraction form
    40,384.84/60,587.10 = 14,089.80/x
  3. Step 3: Cross multiply
    40,384.84x = 60,587.10 × 14,089.80
  4. Step 4: Simplify right side
    40,384.84x = 853,660,121.58
  5. Step 5: Solve for x
    x = 853,660,121.58/40,384.84
  6. Step 6: Final answer
    x = 21,138.13

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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.