Home / 34,820.61-48,051.11-18,904.71

Finding the Fourth Proportional to 34,820.61, 48,051.11 and 18,904.71

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Solution

The fourth proportional to 34,820.61, 48,051.11 and 18,904.71 is: 26,087.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.61 : 48,051.11 = 18,904.71 : x
  2. Step 2: Convert to fraction form
    34,820.61/48,051.11 = 18,904.71/x
  3. Step 3: Cross multiply
    34,820.61x = 48,051.11 × 18,904.71
  4. Step 4: Simplify right side
    34,820.61x = 908,392,205.20
  5. Step 5: Solve for x
    x = 908,392,205.20/34,820.61
  6. Step 6: Final answer
    x = 26,087.77

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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.