Home / 14,894.40-22,309.20-9,040.80

Finding the Fourth Proportional to 14,894.40, 22,309.20 and 9,040.80

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Solution

The fourth proportional to 14,894.40, 22,309.20 and 9,040.80 is: 13,541.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894.40 : 22,309.20 = 9,040.80 : x
  2. Step 2: Convert to fraction form
    14,894.40/22,309.20 = 9,040.80/x
  3. Step 3: Cross multiply
    14,894.40x = 22,309.20 × 9,040.80
  4. Step 4: Simplify right side
    14,894.40x = 201,693,015.36
  5. Step 5: Solve for x
    x = 201,693,015.36/14,894.40
  6. Step 6: Final answer
    x = 13,541.53

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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.