Home / 34,840.75-48,081.11-18,925.20

Finding the Fourth Proportional to 34,840.75, 48,081.11 and 18,925.20

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Solution

The fourth proportional to 34,840.75, 48,081.11 and 18,925.20 is: 26,117.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,840.75 : 48,081.11 = 18,925.20 : x
  2. Step 2: Convert to fraction form
    34,840.75/48,081.11 = 18,925.20/x
  3. Step 3: Cross multiply
    34,840.75x = 48,081.11 × 18,925.20
  4. Step 4: Simplify right side
    34,840.75x = 909,944,622.97
  5. Step 5: Solve for x
    x = 909,944,622.97/34,840.75
  6. Step 6: Final answer
    x = 26,117.25

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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.