Home / 27,586.29-38,069.34-15,010.77

Finding the Fourth Proportional to 27,586.29, 38,069.34 and 15,010.77

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Solution

The fourth proportional to 27,586.29, 38,069.34 and 15,010.77 is: 20,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.29 : 38,069.34 = 15,010.77 : x
  2. Step 2: Convert to fraction form
    27,586.29/38,069.34 = 15,010.77/x
  3. Step 3: Cross multiply
    27,586.29x = 38,069.34 × 15,010.77
  4. Step 4: Simplify right side
    27,586.29x = 571,450,106.79
  5. Step 5: Solve for x
    x = 571,450,106.79/27,586.29
  6. Step 6: Final answer
    x = 20,715.00

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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.