Home / 31,417.16-43,356.30-17,271.32

Finding the Fourth Proportional to 31,417.16, 43,356.30 and 17,271.32

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Solution

The fourth proportional to 31,417.16, 43,356.30 and 17,271.32 is: 23,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,417.16 : 43,356.30 = 17,271.32 : x
  2. Step 2: Convert to fraction form
    31,417.16/43,356.30 = 17,271.32/x
  3. Step 3: Cross multiply
    31,417.16x = 43,356.30 × 17,271.32
  4. Step 4: Simplify right side
    31,417.16x = 748,820,531.32
  5. Step 5: Solve for x
    x = 748,820,531.32/31,417.16
  6. Step 6: Final answer
    x = 23,834.76

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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.