Home / 34,840.68-48,078.32-18,925.10

Finding the Fourth Proportional to 34,840.68, 48,078.32 and 18,925.10

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Solution

The fourth proportional to 34,840.68, 48,078.32 and 18,925.10 is: 26,115.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,840.68 : 48,078.32 = 18,925.10 : x
  2. Step 2: Convert to fraction form
    34,840.68/48,078.32 = 18,925.10/x
  3. Step 3: Cross multiply
    34,840.68x = 48,078.32 × 18,925.10
  4. Step 4: Simplify right side
    34,840.68x = 909,887,013.83
  5. Step 5: Solve for x
    x = 909,887,013.83/34,840.68
  6. Step 6: Final answer
    x = 26,115.65

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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.