Home / 45,011.90-62,119.70-27,116.78

Finding the Fourth Proportional to 45,011.90, 62,119.70 and 27,116.78

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Solution

The fourth proportional to 45,011.90, 62,119.70 and 27,116.78 is: 37,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011.90 : 62,119.70 = 27,116.78 : x
  2. Step 2: Convert to fraction form
    45,011.90/62,119.70 = 27,116.78/x
  3. Step 3: Cross multiply
    45,011.90x = 62,119.70 × 27,116.78
  4. Step 4: Simplify right side
    45,011.90x = 1,684,486,238.57
  5. Step 5: Solve for x
    x = 1,684,486,238.57/45,011.90
  6. Step 6: Final answer
    x = 37,423.13

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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.