Home / 31,572.99-43,570.56-17,426.70

Finding the Fourth Proportional to 31,572.99, 43,570.56 and 17,426.70

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Solution

The fourth proportional to 31,572.99, 43,570.56 and 17,426.70 is: 24,048.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,572.99 : 43,570.56 = 17,426.70 : x
  2. Step 2: Convert to fraction form
    31,572.99/43,570.56 = 17,426.70/x
  3. Step 3: Cross multiply
    31,572.99x = 43,570.56 × 17,426.70
  4. Step 4: Simplify right side
    31,572.99x = 759,291,077.95
  5. Step 5: Solve for x
    x = 759,291,077.95/31,572.99
  6. Step 6: Final answer
    x = 24,048.75

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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.