Home / 31,547.32-43,534.98-17,400.28

Finding the Fourth Proportional to 31,547.32, 43,534.98 and 17,400.28

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Solution

The fourth proportional to 31,547.32, 43,534.98 and 17,400.28 is: 24,012.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,547.32 : 43,534.98 = 17,400.28 : x
  2. Step 2: Convert to fraction form
    31,547.32/43,534.98 = 17,400.28/x
  3. Step 3: Cross multiply
    31,547.32x = 43,534.98 × 17,400.28
  4. Step 4: Simplify right side
    31,547.32x = 757,520,841.79
  5. Step 5: Solve for x
    x = 757,520,841.79/31,547.32
  6. Step 6: Final answer
    x = 24,012.21

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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.