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Finding the Fourth Proportional to 56,492.18, 84,737.19 and 13,798.29

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Solution

The fourth proportional to 56,492.18, 84,737.19 and 13,798.29 is: 20,697.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,492.18 : 84,737.19 = 13,798.29 : x
  2. Step 2: Convert to fraction form
    56,492.18/84,737.19 = 13,798.29/x
  3. Step 3: Cross multiply
    56,492.18x = 84,737.19 × 13,798.29
  4. Step 4: Simplify right side
    56,492.18x = 1,169,228,321.41
  5. Step 5: Solve for x
    x = 1,169,228,321.41/56,492.18
  6. Step 6: Final answer
    x = 20,697.17

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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.