Home / 18,531.51-25,572.69-10,573.26

Finding the Fourth Proportional to 18,531.51, 25,572.69 and 10,573.26

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Solution

The fourth proportional to 18,531.51, 25,572.69 and 10,573.26 is: 14,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531.51 : 25,572.69 = 10,573.26 : x
  2. Step 2: Convert to fraction form
    18,531.51/25,572.69 = 10,573.26/x
  3. Step 3: Cross multiply
    18,531.51x = 25,572.69 × 10,573.26
  4. Step 4: Simplify right side
    18,531.51x = 270,386,700.27
  5. Step 5: Solve for x
    x = 270,386,700.27/18,531.51
  6. Step 6: Final answer
    x = 14,590.65

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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.