Home / 42,893.12-64,348.27-14,814.20

Finding the Fourth Proportional to 42,893.12, 64,348.27 and 14,814.20

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Solution

The fourth proportional to 42,893.12, 64,348.27 and 14,814.20 is: 22,224.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,893.12 : 64,348.27 = 14,814.20 : x
  2. Step 2: Convert to fraction form
    42,893.12/64,348.27 = 14,814.20/x
  3. Step 3: Cross multiply
    42,893.12x = 64,348.27 × 14,814.20
  4. Step 4: Simplify right side
    42,893.12x = 953,268,167.62
  5. Step 5: Solve for x
    x = 953,268,167.62/42,893.12
  6. Step 6: Final answer
    x = 22,224.27

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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.