Home / 42,353.66-63,528.67-14,271.86

Finding the Fourth Proportional to 42,353.66, 63,528.67 and 14,271.86

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Solution

The fourth proportional to 42,353.66, 63,528.67 and 14,271.86 is: 21,407.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,353.66 : 63,528.67 = 14,271.86 : x
  2. Step 2: Convert to fraction form
    42,353.66/63,528.67 = 14,271.86/x
  3. Step 3: Cross multiply
    42,353.66x = 63,528.67 × 14,271.86
  4. Step 4: Simplify right side
    42,353.66x = 906,672,284.23
  5. Step 5: Solve for x
    x = 906,672,284.23/42,353.66
  6. Step 6: Final answer
    x = 21,407.18

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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.