Home / 31,928.24-44,058.88-18,498.40

Finding the Fourth Proportional to 31,928.24, 44,058.88 and 18,498.40

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Solution

The fourth proportional to 31,928.24, 44,058.88 and 18,498.40 is: 25,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,928.24 : 44,058.88 = 18,498.40 : x
  2. Step 2: Convert to fraction form
    31,928.24/44,058.88 = 18,498.40/x
  3. Step 3: Cross multiply
    31,928.24x = 44,058.88 × 18,498.40
  4. Step 4: Simplify right side
    31,928.24x = 815,018,785.79
  5. Step 5: Solve for x
    x = 815,018,785.79/31,928.24
  6. Step 6: Final answer
    x = 25,526.58

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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.