Home / 25,931.24-35,781.54-14,751.08

Finding the Fourth Proportional to 25,931.24, 35,781.54 and 14,751.08

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Solution

The fourth proportional to 25,931.24, 35,781.54 and 14,751.08 is: 20,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.24 : 35,781.54 = 14,751.08 : x
  2. Step 2: Convert to fraction form
    25,931.24/35,781.54 = 14,751.08/x
  3. Step 3: Cross multiply
    25,931.24x = 35,781.54 × 14,751.08
  4. Step 4: Simplify right side
    25,931.24x = 527,816,359.06
  5. Step 5: Solve for x
    x = 527,816,359.06/25,931.24
  6. Step 6: Final answer
    x = 20,354.46

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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.