Home / 15,068.76-22,599.36-7,166.40

Finding the Fourth Proportional to 15,068.76, 22,599.36 and 7,166.40

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Solution

The fourth proportional to 15,068.76, 22,599.36 and 7,166.40 is: 10,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,068.76 : 22,599.36 = 7,166.40 : x
  2. Step 2: Convert to fraction form
    15,068.76/22,599.36 = 7,166.40/x
  3. Step 3: Cross multiply
    15,068.76x = 22,599.36 × 7,166.40
  4. Step 4: Simplify right side
    15,068.76x = 161,956,053.50
  5. Step 5: Solve for x
    x = 161,956,053.50/15,068.76
  6. Step 6: Final answer
    x = 10,747.80

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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.