Home / 45,148.40-62,308.68-26,287.28

Finding the Fourth Proportional to 45,148.40, 62,308.68 and 26,287.28

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Solution

The fourth proportional to 45,148.40, 62,308.68 and 26,287.28 is: 36,278.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,148.40 : 62,308.68 = 26,287.28 : x
  2. Step 2: Convert to fraction form
    45,148.40/62,308.68 = 26,287.28/x
  3. Step 3: Cross multiply
    45,148.40x = 62,308.68 × 26,287.28
  4. Step 4: Simplify right side
    45,148.40x = 1,637,925,717.59
  5. Step 5: Solve for x
    x = 1,637,925,717.59/45,148.40
  6. Step 6: Final answer
    x = 36,278.71

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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.