Home / 25,590.24-35,314.47-14,981.88

Finding the Fourth Proportional to 25,590.24, 35,314.47 and 14,981.88

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Solution

The fourth proportional to 25,590.24, 35,314.47 and 14,981.88 is: 20,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.24 : 35,314.47 = 14,981.88 : x
  2. Step 2: Convert to fraction form
    25,590.24/35,314.47 = 14,981.88/x
  3. Step 3: Cross multiply
    25,590.24x = 35,314.47 × 14,981.88
  4. Step 4: Simplify right side
    25,590.24x = 529,077,151.80
  5. Step 5: Solve for x
    x = 529,077,151.80/25,590.24
  6. Step 6: Final answer
    x = 20,674.96

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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.