Home / 29,070.16-40,111.36-17,137.24

Finding the Fourth Proportional to 29,070.16, 40,111.36 and 17,137.24

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Solution

The fourth proportional to 29,070.16, 40,111.36 and 17,137.24 is: 23,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,070.16 : 40,111.36 = 17,137.24 : x
  2. Step 2: Convert to fraction form
    29,070.16/40,111.36 = 17,137.24/x
  3. Step 3: Cross multiply
    29,070.16x = 40,111.36 × 17,137.24
  4. Step 4: Simplify right side
    29,070.16x = 687,398,003.05
  5. Step 5: Solve for x
    x = 687,398,003.05/29,070.16
  6. Step 6: Final answer
    x = 23,646.17

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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.