Home / 27,545.06-38,012.29-14,969.81

Finding the Fourth Proportional to 27,545.06, 38,012.29 and 14,969.81

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Solution

The fourth proportional to 27,545.06, 38,012.29 and 14,969.81 is: 20,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.06 : 38,012.29 = 14,969.81 : x
  2. Step 2: Convert to fraction form
    27,545.06/38,012.29 = 14,969.81/x
  3. Step 3: Cross multiply
    27,545.06x = 38,012.29 × 14,969.81
  4. Step 4: Simplify right side
    27,545.06x = 569,036,816.57
  5. Step 5: Solve for x
    x = 569,036,816.57/27,545.06
  6. Step 6: Final answer
    x = 20,658.40

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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.