Home / 40,098.11-60,146.53-13,803.08

Finding the Fourth Proportional to 40,098.11, 60,146.53 and 13,803.08

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Solution

The fourth proportional to 40,098.11, 60,146.53 and 13,803.08 is: 20,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098.11 : 60,146.53 = 13,803.08 : x
  2. Step 2: Convert to fraction form
    40,098.11/60,146.53 = 13,803.08/x
  3. Step 3: Cross multiply
    40,098.11x = 60,146.53 × 13,803.08
  4. Step 4: Simplify right side
    40,098.11x = 830,207,365.31
  5. Step 5: Solve for x
    x = 830,207,365.31/40,098.11
  6. Step 6: Final answer
    x = 20,704.40

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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.