Home / 27,153.47-37,471.16-15,822.24

Finding the Fourth Proportional to 27,153.47, 37,471.16 and 15,822.24

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Solution

The fourth proportional to 27,153.47, 37,471.16 and 15,822.24 is: 21,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.47 : 37,471.16 = 15,822.24 : x
  2. Step 2: Convert to fraction form
    27,153.47/37,471.16 = 15,822.24/x
  3. Step 3: Cross multiply
    27,153.47x = 37,471.16 × 15,822.24
  4. Step 4: Simplify right side
    27,153.47x = 592,877,607.49
  5. Step 5: Solve for x
    x = 592,877,607.49/27,153.47
  6. Step 6: Final answer
    x = 21,834.33

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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.