Home / 25,691.16-38,510.47-14,574.36

Finding the Fourth Proportional to 25,691.16, 38,510.47 and 14,574.36

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Solution

The fourth proportional to 25,691.16, 38,510.47 and 14,574.36 is: 21,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.16 : 38,510.47 = 14,574.36 : x
  2. Step 2: Convert to fraction form
    25,691.16/38,510.47 = 14,574.36/x
  3. Step 3: Cross multiply
    25,691.16x = 38,510.47 × 14,574.36
  4. Step 4: Simplify right side
    25,691.16x = 561,265,453.55
  5. Step 5: Solve for x
    x = 561,265,453.55/25,691.16
  6. Step 6: Final answer
    x = 21,846.64

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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.