Home / 22,719.71-34,075.45-6,920.96

Finding the Fourth Proportional to 22,719.71, 34,075.45 and 6,920.96

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Solution

The fourth proportional to 22,719.71, 34,075.45 and 6,920.96 is: 10,380.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.71 : 34,075.45 = 6,920.96 : x
  2. Step 2: Convert to fraction form
    22,719.71/34,075.45 = 6,920.96/x
  3. Step 3: Cross multiply
    22,719.71x = 34,075.45 × 6,920.96
  4. Step 4: Simplify right side
    22,719.71x = 235,834,638.75
  5. Step 5: Solve for x
    x = 235,834,638.75/22,719.71
  6. Step 6: Final answer
    x = 10,380.18

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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.