Home / 40,590.32-60,892.13-12,510.38

Finding the Fourth Proportional to 40,590.32, 60,892.13 and 12,510.38

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Solution

The fourth proportional to 40,590.32, 60,892.13 and 12,510.38 is: 18,767.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,590.32 : 60,892.13 = 12,510.38 : x
  2. Step 2: Convert to fraction form
    40,590.32/60,892.13 = 12,510.38/x
  3. Step 3: Cross multiply
    40,590.32x = 60,892.13 × 12,510.38
  4. Step 4: Simplify right side
    40,590.32x = 761,783,868.82
  5. Step 5: Solve for x
    x = 761,783,868.82/40,590.32
  6. Step 6: Final answer
    x = 18,767.63

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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.