Home / 40,327.40-60,491.10-15,703.40

Finding the Fourth Proportional to 40,327.40, 60,491.10 and 15,703.40

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Solution

The fourth proportional to 40,327.40, 60,491.10 and 15,703.40 is: 23,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,327.40 : 60,491.10 = 15,703.40 : x
  2. Step 2: Convert to fraction form
    40,327.40/60,491.10 = 15,703.40/x
  3. Step 3: Cross multiply
    40,327.40x = 60,491.10 × 15,703.40
  4. Step 4: Simplify right side
    40,327.40x = 949,915,939.74
  5. Step 5: Solve for x
    x = 949,915,939.74/40,327.40
  6. Step 6: Final answer
    x = 23,555.10

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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.