Home / 29,415.06-40,588.20-17,478.10

Finding the Fourth Proportional to 29,415.06, 40,588.20 and 17,478.10

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Solution

The fourth proportional to 29,415.06, 40,588.20 and 17,478.10 is: 24,117.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,415.06 : 40,588.20 = 17,478.10 : x
  2. Step 2: Convert to fraction form
    29,415.06/40,588.20 = 17,478.10/x
  3. Step 3: Cross multiply
    29,415.06x = 40,588.20 × 17,478.10
  4. Step 4: Simplify right side
    29,415.06x = 709,404,618.42
  5. Step 5: Solve for x
    x = 709,404,618.42/29,415.06
  6. Step 6: Final answer
    x = 24,117.05

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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.