Home / 40,242.90-60,365.10-13,948.50

Finding the Fourth Proportional to 40,242.90, 60,365.10 and 13,948.50

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Solution

The fourth proportional to 40,242.90, 60,365.10 and 13,948.50 is: 20,923.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,242.90 : 60,365.10 = 13,948.50 : x
  2. Step 2: Convert to fraction form
    40,242.90/60,365.10 = 13,948.50/x
  3. Step 3: Cross multiply
    40,242.90x = 60,365.10 × 13,948.50
  4. Step 4: Simplify right side
    40,242.90x = 842,002,597.35
  5. Step 5: Solve for x
    x = 842,002,597.35/40,242.90
  6. Step 6: Final answer
    x = 20,923.01

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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.