Home / 25,392.57-35,008.65-19,414.77

Finding the Fourth Proportional to 25,392.57, 35,008.65 and 19,414.77

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Solution

The fourth proportional to 25,392.57, 35,008.65 and 19,414.77 is: 26,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392.57 : 35,008.65 = 19,414.77 : x
  2. Step 2: Convert to fraction form
    25,392.57/35,008.65 = 19,414.77/x
  3. Step 3: Cross multiply
    25,392.57x = 35,008.65 × 19,414.77
  4. Step 4: Simplify right side
    25,392.57x = 679,684,887.76
  5. Step 5: Solve for x
    x = 679,684,887.76/25,392.57
  6. Step 6: Final answer
    x = 26,767.08

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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.