Home / 40,289.20-60,424.69-15,320.35

Finding the Fourth Proportional to 40,289.20, 60,424.69 and 15,320.35

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Solution

The fourth proportional to 40,289.20, 60,424.69 and 15,320.35 is: 22,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,289.20 : 60,424.69 = 15,320.35 : x
  2. Step 2: Convert to fraction form
    40,289.20/60,424.69 = 15,320.35/x
  3. Step 3: Cross multiply
    40,289.20x = 60,424.69 × 15,320.35
  4. Step 4: Simplify right side
    40,289.20x = 925,727,097.32
  5. Step 5: Solve for x
    x = 925,727,097.32/40,289.20
  6. Step 6: Final answer
    x = 22,977.05

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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.