Home / 15,030.95-22,551.90-7,135.88

Finding the Fourth Proportional to 15,030.95, 22,551.90 and 7,135.88

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Solution

The fourth proportional to 15,030.95, 22,551.90 and 7,135.88 is: 10,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,030.95 : 22,551.90 = 7,135.88 : x
  2. Step 2: Convert to fraction form
    15,030.95/22,551.90 = 7,135.88/x
  3. Step 3: Cross multiply
    15,030.95x = 22,551.90 × 7,135.88
  4. Step 4: Simplify right side
    15,030.95x = 160,927,616.49
  5. Step 5: Solve for x
    x = 160,927,616.49/15,030.95
  6. Step 6: Final answer
    x = 10,706.42

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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.