Home / 40,312.04-60,451.65-18,119.46

Finding the Fourth Proportional to 40,312.04, 60,451.65 and 18,119.46

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Solution

The fourth proportional to 40,312.04, 60,451.65 and 18,119.46 is: 27,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.04 : 60,451.65 = 18,119.46 : x
  2. Step 2: Convert to fraction form
    40,312.04/60,451.65 = 18,119.46/x
  3. Step 3: Cross multiply
    40,312.04x = 60,451.65 × 18,119.46
  4. Step 4: Simplify right side
    40,312.04x = 1,095,351,254.11
  5. Step 5: Solve for x
    x = 1,095,351,254.11/40,312.04
  6. Step 6: Final answer
    x = 27,171.81

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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.