Home / 15,133.47-22,693.29-8,112.29

Finding the Fourth Proportional to 15,133.47, 22,693.29 and 8,112.29

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Solution

The fourth proportional to 15,133.47, 22,693.29 and 8,112.29 is: 12,164.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133.47 : 22,693.29 = 8,112.29 : x
  2. Step 2: Convert to fraction form
    15,133.47/22,693.29 = 8,112.29/x
  3. Step 3: Cross multiply
    15,133.47x = 22,693.29 × 8,112.29
  4. Step 4: Simplify right side
    15,133.47x = 184,094,436.07
  5. Step 5: Solve for x
    x = 184,094,436.07/15,133.47
  6. Step 6: Final answer
    x = 12,164.72

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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.