Home / 52,088.86-78,127.08-14,651.74

Finding the Fourth Proportional to 52,088.86, 78,127.08 and 14,651.74

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Solution

The fourth proportional to 52,088.86, 78,127.08 and 14,651.74 is: 21,975.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,088.86 : 78,127.08 = 14,651.74 : x
  2. Step 2: Convert to fraction form
    52,088.86/78,127.08 = 14,651.74/x
  3. Step 3: Cross multiply
    52,088.86x = 78,127.08 × 14,651.74
  4. Step 4: Simplify right side
    52,088.86x = 1,144,697,663.12
  5. Step 5: Solve for x
    x = 1,144,697,663.12/52,088.86
  6. Step 6: Final answer
    x = 21,975.86

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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.