Home / 31,585.03-43,587.36-17,437.87

Finding the Fourth Proportional to 31,585.03, 43,587.36 and 17,437.87

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Solution

The fourth proportional to 31,585.03, 43,587.36 and 17,437.87 is: 24,064.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,585.03 : 43,587.36 = 17,437.87 : x
  2. Step 2: Convert to fraction form
    31,585.03/43,587.36 = 17,437.87/x
  3. Step 3: Cross multiply
    31,585.03x = 43,587.36 × 17,437.87
  4. Step 4: Simplify right side
    31,585.03x = 760,070,717.32
  5. Step 5: Solve for x
    x = 760,070,717.32/31,585.03
  6. Step 6: Final answer
    x = 24,064.27

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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.