Home / 40,246.70-60,434.85-30,397.10

Finding the Fourth Proportional to 40,246.70, 60,434.85 and 30,397.10

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Solution

The fourth proportional to 40,246.70, 60,434.85 and 30,397.10 is: 45,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246.70 : 60,434.85 = 30,397.10 : x
  2. Step 2: Convert to fraction form
    40,246.70/60,434.85 = 30,397.10/x
  3. Step 3: Cross multiply
    40,246.70x = 60,434.85 × 30,397.10
  4. Step 4: Simplify right side
    40,246.70x = 1,837,044,178.94
  5. Step 5: Solve for x
    x = 1,837,044,178.94/40,246.70
  6. Step 6: Final answer
    x = 45,644.59

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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.