Home / 32,758.48-45,206.85-18,612.10

Finding the Fourth Proportional to 32,758.48, 45,206.85 and 18,612.10

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Solution

The fourth proportional to 32,758.48, 45,206.85 and 18,612.10 is: 25,684.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,758.48 : 45,206.85 = 18,612.10 : x
  2. Step 2: Convert to fraction form
    32,758.48/45,206.85 = 18,612.10/x
  3. Step 3: Cross multiply
    32,758.48x = 45,206.85 × 18,612.10
  4. Step 4: Simplify right side
    32,758.48x = 841,394,412.89
  5. Step 5: Solve for x
    x = 841,394,412.89/32,758.48
  6. Step 6: Final answer
    x = 25,684.78

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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.