Home / 15,887.25-21,924.95-10,307.97

Finding the Fourth Proportional to 15,887.25, 21,924.95 and 10,307.97

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Solution

The fourth proportional to 15,887.25, 21,924.95 and 10,307.97 is: 14,225.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.25 : 21,924.95 = 10,307.97 : x
  2. Step 2: Convert to fraction form
    15,887.25/21,924.95 = 10,307.97/x
  3. Step 3: Cross multiply
    15,887.25x = 21,924.95 × 10,307.97
  4. Step 4: Simplify right side
    15,887.25x = 226,001,675.31
  5. Step 5: Solve for x
    x = 226,001,675.31/15,887.25
  6. Step 6: Final answer
    x = 14,225.35

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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.