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Finding the Fourth Proportional to 15,802.75, 23,566.75 and 15,590.88

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Solution

The fourth proportional to 15,802.75, 23,566.75 and 15,590.88 is: 23,250.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,802.75 : 23,566.75 = 15,590.88 : x
  2. Step 2: Convert to fraction form
    15,802.75/23,566.75 = 15,590.88/x
  3. Step 3: Cross multiply
    15,802.75x = 23,566.75 × 15,590.88
  4. Step 4: Simplify right side
    15,802.75x = 367,426,332.26
  5. Step 5: Solve for x
    x = 367,426,332.26/15,802.75
  6. Step 6: Final answer
    x = 23,250.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.