Home / 52,088.92-78,122.85-14,650.72

Finding the Fourth Proportional to 52,088.92, 78,122.85 and 14,650.72

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Solution

The fourth proportional to 52,088.92, 78,122.85 and 14,650.72 is: 21,973.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,088.92 : 78,122.85 = 14,650.72 : x
  2. Step 2: Convert to fraction form
    52,088.92/78,122.85 = 14,650.72/x
  3. Step 3: Cross multiply
    52,088.92x = 78,122.85 × 14,650.72
  4. Step 4: Simplify right side
    52,088.92x = 1,144,556,313.76
  5. Step 5: Solve for x
    x = 1,144,556,313.76/52,088.92
  6. Step 6: Final answer
    x = 21,973.12

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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.