Home / 15,154.57-22,737.33-7,762.51

Finding the Fourth Proportional to 15,154.57, 22,737.33 and 7,762.51

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Solution

The fourth proportional to 15,154.57, 22,737.33 and 7,762.51 is: 11,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,154.57 : 22,737.33 = 7,762.51 : x
  2. Step 2: Convert to fraction form
    15,154.57/22,737.33 = 7,762.51/x
  3. Step 3: Cross multiply
    15,154.57x = 22,737.33 × 7,762.51
  4. Step 4: Simplify right side
    15,154.57x = 176,498,751.50
  5. Step 5: Solve for x
    x = 176,498,751.50/15,154.57
  6. Step 6: Final answer
    x = 11,646.57

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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.