Home / 15,554.88-23,332.34-3,868.10

Finding the Fourth Proportional to 15,554.88, 23,332.34 and 3,868.10

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Solution

The fourth proportional to 15,554.88, 23,332.34 and 3,868.10 is: 5,802.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554.88 : 23,332.34 = 3,868.10 : x
  2. Step 2: Convert to fraction form
    15,554.88/23,332.34 = 3,868.10/x
  3. Step 3: Cross multiply
    15,554.88x = 23,332.34 × 3,868.10
  4. Step 4: Simplify right side
    15,554.88x = 90,251,783.10
  5. Step 5: Solve for x
    x = 90,251,783.10/15,554.88
  6. Step 6: Final answer
    x = 5,802.15

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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.