Home / 42,534.50-63,806.96-14,459.18

Finding the Fourth Proportional to 42,534.50, 63,806.96 and 14,459.18

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Solution

The fourth proportional to 42,534.50, 63,806.96 and 14,459.18 is: 21,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,534.50 : 63,806.96 = 14,459.18 : x
  2. Step 2: Convert to fraction form
    42,534.50/63,806.96 = 14,459.18/x
  3. Step 3: Cross multiply
    42,534.50x = 63,806.96 × 14,459.18
  4. Step 4: Simplify right side
    42,534.50x = 922,596,319.89
  5. Step 5: Solve for x
    x = 922,596,319.89/42,534.50
  6. Step 6: Final answer
    x = 21,690.54

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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.