Home / 42,526.77-63,790.09-14,449.74

Finding the Fourth Proportional to 42,526.77, 63,790.09 and 14,449.74

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Solution

The fourth proportional to 42,526.77, 63,790.09 and 14,449.74 is: 21,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,526.77 : 63,790.09 = 14,449.74 : x
  2. Step 2: Convert to fraction form
    42,526.77/63,790.09 = 14,449.74/x
  3. Step 3: Cross multiply
    42,526.77x = 63,790.09 × 14,449.74
  4. Step 4: Simplify right side
    42,526.77x = 921,750,215.08
  5. Step 5: Solve for x
    x = 921,750,215.08/42,526.77
  6. Step 6: Final answer
    x = 21,674.59

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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.