Home / 51,649.32-77,443.01-17,904.18

Finding the Fourth Proportional to 51,649.32, 77,443.01 and 17,904.18

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Solution

The fourth proportional to 51,649.32, 77,443.01 and 17,904.18 is: 26,845.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,649.32 : 77,443.01 = 17,904.18 : x
  2. Step 2: Convert to fraction form
    51,649.32/77,443.01 = 17,904.18/x
  3. Step 3: Cross multiply
    51,649.32x = 77,443.01 × 17,904.18
  4. Step 4: Simplify right side
    51,649.32x = 1,386,553,590.78
  5. Step 5: Solve for x
    x = 1,386,553,590.78/51,649.32
  6. Step 6: Final answer
    x = 26,845.53

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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.