Home / 45,246.79-62,419.57-28,240.03

Finding the Fourth Proportional to 45,246.79, 62,419.57 and 28,240.03

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Solution

The fourth proportional to 45,246.79, 62,419.57 and 28,240.03 is: 38,958.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,246.79 : 62,419.57 = 28,240.03 : x
  2. Step 2: Convert to fraction form
    45,246.79/62,419.57 = 28,240.03/x
  3. Step 3: Cross multiply
    45,246.79x = 62,419.57 × 28,240.03
  4. Step 4: Simplify right side
    45,246.79x = 1,762,730,529.39
  5. Step 5: Solve for x
    x = 1,762,730,529.39/45,246.79
  6. Step 6: Final answer
    x = 38,958.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.