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Finding the Fourth Proportional to 45,014.68, 67,524.90 and 17,312.68

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Solution

The fourth proportional to 45,014.68, 67,524.90 and 17,312.68 is: 25,970.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,014.68 : 67,524.90 = 17,312.68 : x
  2. Step 2: Convert to fraction form
    45,014.68/67,524.90 = 17,312.68/x
  3. Step 3: Cross multiply
    45,014.68x = 67,524.90 × 17,312.68
  4. Step 4: Simplify right side
    45,014.68x = 1,169,036,985.73
  5. Step 5: Solve for x
    x = 1,169,036,985.73/45,014.68
  6. Step 6: Final answer
    x = 25,970.13

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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.