Home / 45,273.12-67,898.16-14,092.32

Finding the Fourth Proportional to 45,273.12, 67,898.16 and 14,092.32

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Solution

The fourth proportional to 45,273.12, 67,898.16 and 14,092.32 is: 21,134.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,273.12 : 67,898.16 = 14,092.32 : x
  2. Step 2: Convert to fraction form
    45,273.12/67,898.16 = 14,092.32/x
  3. Step 3: Cross multiply
    45,273.12x = 67,898.16 × 14,092.32
  4. Step 4: Simplify right side
    45,273.12x = 956,842,598.13
  5. Step 5: Solve for x
    x = 956,842,598.13/45,273.12
  6. Step 6: Final answer
    x = 21,134.89

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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.