Home / 56,915.60-85,386.15-17,476.70

Finding the Fourth Proportional to 56,915.60, 85,386.15 and 17,476.70

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Solution

The fourth proportional to 56,915.60, 85,386.15 and 17,476.70 is: 26,218.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,915.60 : 85,386.15 = 17,476.70 : x
  2. Step 2: Convert to fraction form
    56,915.60/85,386.15 = 17,476.70/x
  3. Step 3: Cross multiply
    56,915.60x = 85,386.15 × 17,476.70
  4. Step 4: Simplify right side
    56,915.60x = 1,492,267,700.77
  5. Step 5: Solve for x
    x = 1,492,267,700.77/56,915.60
  6. Step 6: Final answer
    x = 26,218.96

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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.