Home / 25,815.39-38,723.51-7,095.31

Finding the Fourth Proportional to 25,815.39, 38,723.51 and 7,095.31

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Solution

The fourth proportional to 25,815.39, 38,723.51 and 7,095.31 is: 10,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,815.39 : 38,723.51 = 7,095.31 : x
  2. Step 2: Convert to fraction form
    25,815.39/38,723.51 = 7,095.31/x
  3. Step 3: Cross multiply
    25,815.39x = 38,723.51 × 7,095.31
  4. Step 4: Simplify right side
    25,815.39x = 274,755,307.74
  5. Step 5: Solve for x
    x = 274,755,307.74/25,815.39
  6. Step 6: Final answer
    x = 10,643.08

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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.