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Finding the Fourth Proportional to 26,001, 35,866.80 and 15,934.32

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Solution

The fourth proportional to 26,001, 35,866.80 and 15,934.32 is: 21,980.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001 : 35,866.80 = 15,934.32 : x
  2. Step 2: Convert to fraction form
    26,001/35,866.80 = 15,934.32/x
  3. Step 3: Cross multiply
    26,001x = 35,866.80 × 15,934.32
  4. Step 4: Simplify right side
    26,001x = 571,513,068.58
  5. Step 5: Solve for x
    x = 571,513,068.58/26,001
  6. Step 6: Final answer
    x = 21,980.43

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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.