Home / 45,459.55-62,717.20-45,389.46

Finding the Fourth Proportional to 45,459.55, 62,717.20 and 45,389.46

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Solution

The fourth proportional to 45,459.55, 62,717.20 and 45,389.46 is: 62,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459.55 : 62,717.20 = 45,389.46 : x
  2. Step 2: Convert to fraction form
    45,459.55/62,717.20 = 45,389.46/x
  3. Step 3: Cross multiply
    45,459.55x = 62,717.20 × 45,389.46
  4. Step 4: Simplify right side
    45,459.55x = 2,846,700,217.74
  5. Step 5: Solve for x
    x = 2,846,700,217.74/45,459.55
  6. Step 6: Final answer
    x = 62,620.52

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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.