Home / 34,097.45-47,055.38-18,990.74

Finding the Fourth Proportional to 34,097.45, 47,055.38 and 18,990.74

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Solution

The fourth proportional to 34,097.45, 47,055.38 and 18,990.74 is: 26,207.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,097.45 : 47,055.38 = 18,990.74 : x
  2. Step 2: Convert to fraction form
    34,097.45/47,055.38 = 18,990.74/x
  3. Step 3: Cross multiply
    34,097.45x = 47,055.38 × 18,990.74
  4. Step 4: Simplify right side
    34,097.45x = 893,616,156.95
  5. Step 5: Solve for x
    x = 893,616,156.95/34,097.45
  6. Step 6: Final answer
    x = 26,207.72

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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.