Home / 14,357.02-21,535.52-9,414.40

Finding the Fourth Proportional to 14,357.02, 21,535.52 and 9,414.40

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Solution

The fourth proportional to 14,357.02, 21,535.52 and 9,414.40 is: 14,121.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357.02 : 21,535.52 = 9,414.40 : x
  2. Step 2: Convert to fraction form
    14,357.02/21,535.52 = 9,414.40/x
  3. Step 3: Cross multiply
    14,357.02x = 21,535.52 × 9,414.40
  4. Step 4: Simplify right side
    14,357.02x = 202,743,999.49
  5. Step 5: Solve for x
    x = 202,743,999.49/14,357.02
  6. Step 6: Final answer
    x = 14,121.59

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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.