Home / 15,261.24-21,062.25-9,296.40

Finding the Fourth Proportional to 15,261.24, 21,062.25 and 9,296.40

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Solution

The fourth proportional to 15,261.24, 21,062.25 and 9,296.40 is: 12,830.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261.24 : 21,062.25 = 9,296.40 : x
  2. Step 2: Convert to fraction form
    15,261.24/21,062.25 = 9,296.40/x
  3. Step 3: Cross multiply
    15,261.24x = 21,062.25 × 9,296.40
  4. Step 4: Simplify right side
    15,261.24x = 195,803,100.90
  5. Step 5: Solve for x
    x = 195,803,100.90/15,261.24
  6. Step 6: Final answer
    x = 12,830.09

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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.