Home / 29,357.29-40,513.13-17,420.32

Finding the Fourth Proportional to 29,357.29, 40,513.13 and 17,420.32

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Solution

The fourth proportional to 29,357.29, 40,513.13 and 17,420.32 is: 24,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,357.29 : 40,513.13 = 17,420.32 : x
  2. Step 2: Convert to fraction form
    29,357.29/40,513.13 = 17,420.32/x
  3. Step 3: Cross multiply
    29,357.29x = 40,513.13 × 17,420.32
  4. Step 4: Simplify right side
    29,357.29x = 705,751,688.80
  5. Step 5: Solve for x
    x = 705,751,688.80/29,357.29
  6. Step 6: Final answer
    x = 24,040.08

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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.