Home / 40,423.24-60,662.60-14,128.01

Finding the Fourth Proportional to 40,423.24, 60,662.60 and 14,128.01

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Solution

The fourth proportional to 40,423.24, 60,662.60 and 14,128.01 is: 21,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,423.24 : 60,662.60 = 14,128.01 : x
  2. Step 2: Convert to fraction form
    40,423.24/60,662.60 = 14,128.01/x
  3. Step 3: Cross multiply
    40,423.24x = 60,662.60 × 14,128.01
  4. Step 4: Simplify right side
    40,423.24x = 857,041,445.47
  5. Step 5: Solve for x
    x = 857,041,445.47/40,423.24
  6. Step 6: Final answer
    x = 21,201.70

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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.