Home / 27,534.84-37,999.02-15,435.87

Finding the Fourth Proportional to 27,534.84, 37,999.02 and 15,435.87

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Solution

The fourth proportional to 27,534.84, 37,999.02 and 15,435.87 is: 21,302.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,534.84 : 37,999.02 = 15,435.87 : x
  2. Step 2: Convert to fraction form
    27,534.84/37,999.02 = 15,435.87/x
  3. Step 3: Cross multiply
    27,534.84x = 37,999.02 × 15,435.87
  4. Step 4: Simplify right side
    27,534.84x = 586,547,932.85
  5. Step 5: Solve for x
    x = 586,547,932.85/27,534.84
  6. Step 6: Final answer
    x = 21,302.03

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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.