Home / 15,808.07-23,712.23-6,445.55

Finding the Fourth Proportional to 15,808.07, 23,712.23 and 6,445.55

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Solution

The fourth proportional to 15,808.07, 23,712.23 and 6,445.55 is: 9,668.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,808.07 : 23,712.23 = 6,445.55 : x
  2. Step 2: Convert to fraction form
    15,808.07/23,712.23 = 6,445.55/x
  3. Step 3: Cross multiply
    15,808.07x = 23,712.23 × 6,445.55
  4. Step 4: Simplify right side
    15,808.07x = 152,838,391.13
  5. Step 5: Solve for x
    x = 152,838,391.13/15,808.07
  6. Step 6: Final answer
    x = 9,668.38

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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.