Home / 15,315.36-22,962.24-5,947.58

Finding the Fourth Proportional to 15,315.36, 22,962.24 and 5,947.58

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Solution

The fourth proportional to 15,315.36, 22,962.24 and 5,947.58 is: 8,917.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,315.36 : 22,962.24 = 5,947.58 : x
  2. Step 2: Convert to fraction form
    15,315.36/22,962.24 = 5,947.58/x
  3. Step 3: Cross multiply
    15,315.36x = 22,962.24 × 5,947.58
  4. Step 4: Simplify right side
    15,315.36x = 136,569,644.57
  5. Step 5: Solve for x
    x = 136,569,644.57/15,315.36
  6. Step 6: Final answer
    x = 8,917.17

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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.