Home / 40,306.56-60,465.12-14,013.28

Finding the Fourth Proportional to 40,306.56, 60,465.12 and 14,013.28

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Solution

The fourth proportional to 40,306.56, 60,465.12 and 14,013.28 is: 21,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,306.56 : 60,465.12 = 14,013.28 : x
  2. Step 2: Convert to fraction form
    40,306.56/60,465.12 = 14,013.28/x
  3. Step 3: Cross multiply
    40,306.56x = 60,465.12 × 14,013.28
  4. Step 4: Simplify right side
    40,306.56x = 847,314,656.79
  5. Step 5: Solve for x
    x = 847,314,656.79/40,306.56
  6. Step 6: Final answer
    x = 21,021.76

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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.