Home / 45,445.14-68,159.07-15,460.74

Finding the Fourth Proportional to 45,445.14, 68,159.07 and 15,460.74

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Solution

The fourth proportional to 45,445.14, 68,159.07 and 15,460.74 is: 23,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,445.14 : 68,159.07 = 15,460.74 : x
  2. Step 2: Convert to fraction form
    45,445.14/68,159.07 = 15,460.74/x
  3. Step 3: Cross multiply
    45,445.14x = 68,159.07 × 15,460.74
  4. Step 4: Simplify right side
    45,445.14x = 1,053,789,659.91
  5. Step 5: Solve for x
    x = 1,053,789,659.91/45,445.14
  6. Step 6: Final answer
    x = 23,188.17

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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.