Home / 25,053.74-34,574.65-13,723.23

Finding the Fourth Proportional to 25,053.74, 34,574.65 and 13,723.23

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Solution

The fourth proportional to 25,053.74, 34,574.65 and 13,723.23 is: 18,938.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,053.74 : 34,574.65 = 13,723.23 : x
  2. Step 2: Convert to fraction form
    25,053.74/34,574.65 = 13,723.23/x
  3. Step 3: Cross multiply
    25,053.74x = 34,574.65 × 13,723.23
  4. Step 4: Simplify right side
    25,053.74x = 474,475,951.65
  5. Step 5: Solve for x
    x = 474,475,951.65/25,053.74
  6. Step 6: Final answer
    x = 18,938.33

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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.