Home / 31,925.14-44,054.98-18,312.49

Finding the Fourth Proportional to 31,925.14, 44,054.98 and 18,312.49

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Solution

The fourth proportional to 31,925.14, 44,054.98 and 18,312.49 is: 25,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,925.14 : 44,054.98 = 18,312.49 : x
  2. Step 2: Convert to fraction form
    31,925.14/44,054.98 = 18,312.49/x
  3. Step 3: Cross multiply
    31,925.14x = 44,054.98 × 18,312.49
  4. Step 4: Simplify right side
    31,925.14x = 806,756,380.70
  5. Step 5: Solve for x
    x = 806,756,380.70/31,925.14
  6. Step 6: Final answer
    x = 25,270.25

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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.