Home / 23,920.40-35,838.84-15,587.12

Finding the Fourth Proportional to 23,920.40, 35,838.84 and 15,587.12

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Solution

The fourth proportional to 23,920.40, 35,838.84 and 15,587.12 is: 23,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.40 : 35,838.84 = 15,587.12 : x
  2. Step 2: Convert to fraction form
    23,920.40/35,838.84 = 15,587.12/x
  3. Step 3: Cross multiply
    23,920.40x = 35,838.84 × 15,587.12
  4. Step 4: Simplify right side
    23,920.40x = 558,624,299.74
  5. Step 5: Solve for x
    x = 558,624,299.74/23,920.40
  6. Step 6: Final answer
    x = 23,353.47

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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.