Home / 34,722.69-52,084.12-8,427.39

Finding the Fourth Proportional to 34,722.69, 52,084.12 and 8,427.39

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Solution

The fourth proportional to 34,722.69, 52,084.12 and 8,427.39 is: 12,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,722.69 : 52,084.12 = 8,427.39 : x
  2. Step 2: Convert to fraction form
    34,722.69/52,084.12 = 8,427.39/x
  3. Step 3: Cross multiply
    34,722.69x = 52,084.12 × 8,427.39
  4. Step 4: Simplify right side
    34,722.69x = 438,932,931.63
  5. Step 5: Solve for x
    x = 438,932,931.63/34,722.69
  6. Step 6: Final answer
    x = 12,641.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.