Home / 32,817.59-45,287.22-18,478.16

Finding the Fourth Proportional to 32,817.59, 45,287.22 and 18,478.16

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Solution

The fourth proportional to 32,817.59, 45,287.22 and 18,478.16 is: 25,499.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,817.59 : 45,287.22 = 18,478.16 : x
  2. Step 2: Convert to fraction form
    32,817.59/45,287.22 = 18,478.16/x
  3. Step 3: Cross multiply
    32,817.59x = 45,287.22 × 18,478.16
  4. Step 4: Simplify right side
    32,817.59x = 836,824,178.29
  5. Step 5: Solve for x
    x = 836,824,178.29/32,817.59
  6. Step 6: Final answer
    x = 25,499.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.