Home / 14,955.40-22,433.10-10,289.80

Finding the Fourth Proportional to 14,955.40, 22,433.10 and 10,289.80

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Solution

The fourth proportional to 14,955.40, 22,433.10 and 10,289.80 is: 15,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,955.40 : 22,433.10 = 10,289.80 : x
  2. Step 2: Convert to fraction form
    14,955.40/22,433.10 = 10,289.80/x
  3. Step 3: Cross multiply
    14,955.40x = 22,433.10 × 10,289.80
  4. Step 4: Simplify right side
    14,955.40x = 230,832,112.38
  5. Step 5: Solve for x
    x = 230,832,112.38/14,955.40
  6. Step 6: Final answer
    x = 15,434.70

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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.