Home / 19,574.61-27,001.67-12,493.05

Finding the Fourth Proportional to 19,574.61, 27,001.67 and 12,493.05

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Solution

The fourth proportional to 19,574.61, 27,001.67 and 12,493.05 is: 17,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574.61 : 27,001.67 = 12,493.05 : x
  2. Step 2: Convert to fraction form
    19,574.61/27,001.67 = 12,493.05/x
  3. Step 3: Cross multiply
    19,574.61x = 27,001.67 × 12,493.05
  4. Step 4: Simplify right side
    19,574.61x = 337,333,150.93
  5. Step 5: Solve for x
    x = 337,333,150.93/19,574.61
  6. Step 6: Final answer
    x = 17,233.20

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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.