Home / 31,292.06-43,176.04-17,859.02

Finding the Fourth Proportional to 31,292.06, 43,176.04 and 17,859.02

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Solution

The fourth proportional to 31,292.06, 43,176.04 and 17,859.02 is: 24,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.06 : 43,176.04 = 17,859.02 : x
  2. Step 2: Convert to fraction form
    31,292.06/43,176.04 = 17,859.02/x
  3. Step 3: Cross multiply
    31,292.06x = 43,176.04 × 17,859.02
  4. Step 4: Simplify right side
    31,292.06x = 771,081,501.35
  5. Step 5: Solve for x
    x = 771,081,501.35/31,292.06
  6. Step 6: Final answer
    x = 24,641.45

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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.