Home / 31,580.59-43,581.16-17,433.40

Finding the Fourth Proportional to 31,580.59, 43,581.16 and 17,433.40

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Solution

The fourth proportional to 31,580.59, 43,581.16 and 17,433.40 is: 24,058.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,580.59 : 43,581.16 = 17,433.40 : x
  2. Step 2: Convert to fraction form
    31,580.59/43,581.16 = 17,433.40/x
  3. Step 3: Cross multiply
    31,580.59x = 43,581.16 × 17,433.40
  4. Step 4: Simplify right side
    31,580.59x = 759,767,794.74
  5. Step 5: Solve for x
    x = 759,767,794.74/31,580.59
  6. Step 6: Final answer
    x = 24,058.06

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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.