Home / 32,845.34-45,312.17-20,099.13

Finding the Fourth Proportional to 32,845.34, 45,312.17 and 20,099.13

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Solution

The fourth proportional to 32,845.34, 45,312.17 and 20,099.13 is: 27,727.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,845.34 : 45,312.17 = 20,099.13 : x
  2. Step 2: Convert to fraction form
    32,845.34/45,312.17 = 20,099.13/x
  3. Step 3: Cross multiply
    32,845.34x = 45,312.17 × 20,099.13
  4. Step 4: Simplify right side
    32,845.34x = 910,735,094.92
  5. Step 5: Solve for x
    x = 910,735,094.92/32,845.34
  6. Step 6: Final answer
    x = 27,727.99

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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.