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Finding the Fourth Proportional to 45,875, 63,307.61 and 26,767.91

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Solution

The fourth proportional to 45,875, 63,307.61 and 26,767.91 is: 36,939.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,875 : 63,307.61 = 26,767.91 : x
  2. Step 2: Convert to fraction form
    45,875/63,307.61 = 26,767.91/x
  3. Step 3: Cross multiply
    45,875x = 63,307.61 × 26,767.91
  4. Step 4: Simplify right side
    45,875x = 1,694,612,272.96
  5. Step 5: Solve for x
    x = 1,694,612,272.96/45,875
  6. Step 6: Final answer
    x = 36,939.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.