Home / 15,014.40-22,526.16-10,640.32

Finding the Fourth Proportional to 15,014.40, 22,526.16 and 10,640.32

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Solution

The fourth proportional to 15,014.40, 22,526.16 and 10,640.32 is: 15,963.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,014.40 : 22,526.16 = 10,640.32 : x
  2. Step 2: Convert to fraction form
    15,014.40/22,526.16 = 10,640.32/x
  3. Step 3: Cross multiply
    15,014.40x = 22,526.16 × 10,640.32
  4. Step 4: Simplify right side
    15,014.40x = 239,685,550.77
  5. Step 5: Solve for x
    x = 239,685,550.77/15,014.40
  6. Step 6: Final answer
    x = 15,963.71

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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.