Home / 15,995.35-22,077.66-9,541.95

Finding the Fourth Proportional to 15,995.35, 22,077.66 and 9,541.95

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Solution

The fourth proportional to 15,995.35, 22,077.66 and 9,541.95 is: 13,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.35 : 22,077.66 = 9,541.95 : x
  2. Step 2: Convert to fraction form
    15,995.35/22,077.66 = 9,541.95/x
  3. Step 3: Cross multiply
    15,995.35x = 22,077.66 × 9,541.95
  4. Step 4: Simplify right side
    15,995.35x = 210,663,927.84
  5. Step 5: Solve for x
    x = 210,663,927.84/15,995.35
  6. Step 6: Final answer
    x = 13,170.32

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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.