Home / 23,904.40-32,953.88-15,943.72

Finding the Fourth Proportional to 23,904.40, 32,953.88 and 15,943.72

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Solution

The fourth proportional to 23,904.40, 32,953.88 and 15,943.72 is: 21,979.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,904.40 : 32,953.88 = 15,943.72 : x
  2. Step 2: Convert to fraction form
    23,904.40/32,953.88 = 15,943.72/x
  3. Step 3: Cross multiply
    23,904.40x = 32,953.88 × 15,943.72
  4. Step 4: Simplify right side
    23,904.40x = 525,407,435.63
  5. Step 5: Solve for x
    x = 525,407,435.63/23,904.40
  6. Step 6: Final answer
    x = 21,979.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.