Home / 21,368.59-32,053.28-7,344.72

Finding the Fourth Proportional to 21,368.59, 32,053.28 and 7,344.72

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Solution

The fourth proportional to 21,368.59, 32,053.28 and 7,344.72 is: 11,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,368.59 : 32,053.28 = 7,344.72 : x
  2. Step 2: Convert to fraction form
    21,368.59/32,053.28 = 7,344.72/x
  3. Step 3: Cross multiply
    21,368.59x = 32,053.28 × 7,344.72
  4. Step 4: Simplify right side
    21,368.59x = 235,422,366.68
  5. Step 5: Solve for x
    x = 235,422,366.68/21,368.59
  6. Step 6: Final answer
    x = 11,017.22

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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.