Home / 45,746.59-68,572.31-17,685.92

Finding the Fourth Proportional to 45,746.59, 68,572.31 and 17,685.92

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Solution

The fourth proportional to 45,746.59, 68,572.31 and 17,685.92 is: 26,510.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,746.59 : 68,572.31 = 17,685.92 : x
  2. Step 2: Convert to fraction form
    45,746.59/68,572.31 = 17,685.92/x
  3. Step 3: Cross multiply
    45,746.59x = 68,572.31 × 17,685.92
  4. Step 4: Simplify right side
    45,746.59x = 1,212,764,428.75
  5. Step 5: Solve for x
    x = 1,212,764,428.75/45,746.59
  6. Step 6: Final answer
    x = 26,510.49

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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.