Home / 19,572.65-27,010.37-10,620.17

Finding the Fourth Proportional to 19,572.65, 27,010.37 and 10,620.17

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Solution

The fourth proportional to 19,572.65, 27,010.37 and 10,620.17 is: 14,655.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.65 : 27,010.37 = 10,620.17 : x
  2. Step 2: Convert to fraction form
    19,572.65/27,010.37 = 10,620.17/x
  3. Step 3: Cross multiply
    19,572.65x = 27,010.37 × 10,620.17
  4. Step 4: Simplify right side
    19,572.65x = 286,854,721.16
  5. Step 5: Solve for x
    x = 286,854,721.16/19,572.65
  6. Step 6: Final answer
    x = 14,655.90

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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.