Home / 40,162.04-60,189.30-17,970.68

Finding the Fourth Proportional to 40,162.04, 60,189.30 and 17,970.68

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Solution

The fourth proportional to 40,162.04, 60,189.30 and 17,970.68 is: 26,931.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.04 : 60,189.30 = 17,970.68 : x
  2. Step 2: Convert to fraction form
    40,162.04/60,189.30 = 17,970.68/x
  3. Step 3: Cross multiply
    40,162.04x = 60,189.30 × 17,970.68
  4. Step 4: Simplify right side
    40,162.04x = 1,081,642,649.72
  5. Step 5: Solve for x
    x = 1,081,642,649.72/40,162.04
  6. Step 6: Final answer
    x = 26,931.96

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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.