Home / 15,652.36-21,600.48-9,363.52

Finding the Fourth Proportional to 15,652.36, 21,600.48 and 9,363.52

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Solution

The fourth proportional to 15,652.36, 21,600.48 and 9,363.52 is: 12,921.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652.36 : 21,600.48 = 9,363.52 : x
  2. Step 2: Convert to fraction form
    15,652.36/21,600.48 = 9,363.52/x
  3. Step 3: Cross multiply
    15,652.36x = 21,600.48 × 9,363.52
  4. Step 4: Simplify right side
    15,652.36x = 202,256,526.49
  5. Step 5: Solve for x
    x = 202,256,526.49/15,652.36
  6. Step 6: Final answer
    x = 12,921.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.