Home / 42,395.00-63,548.75-14,305.71

Finding the Fourth Proportional to 42,395.00, 63,548.75 and 14,305.71

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Solution

The fourth proportional to 42,395.00, 63,548.75 and 14,305.71 is: 21,443.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,395.00 : 63,548.75 = 14,305.71 : x
  2. Step 2: Convert to fraction form
    42,395.00/63,548.75 = 14,305.71/x
  3. Step 3: Cross multiply
    42,395.00x = 63,548.75 × 14,305.71
  4. Step 4: Simplify right side
    42,395.00x = 909,110,262.43
  5. Step 5: Solve for x
    x = 909,110,262.43/42,395.00
  6. Step 6: Final answer
    x = 21,443.81

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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.