Home / 42,360.47-63,527.73-14,272.98

Finding the Fourth Proportional to 42,360.47, 63,527.73 and 14,272.98

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Solution

The fourth proportional to 42,360.47, 63,527.73 and 14,272.98 is: 21,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,360.47 : 63,527.73 = 14,272.98 : x
  2. Step 2: Convert to fraction form
    42,360.47/63,527.73 = 14,272.98/x
  3. Step 3: Cross multiply
    42,360.47x = 63,527.73 × 14,272.98
  4. Step 4: Simplify right side
    42,360.47x = 906,729,727.98
  5. Step 5: Solve for x
    x = 906,729,727.98/42,360.47
  6. Step 6: Final answer
    x = 21,405.09

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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.