Home / 27,545.58-38,011.83-14,970.06

Finding the Fourth Proportional to 27,545.58, 38,011.83 and 14,970.06

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Solution

The fourth proportional to 27,545.58, 38,011.83 and 14,970.06 is: 20,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.58 : 38,011.83 = 14,970.06 : x
  2. Step 2: Convert to fraction form
    27,545.58/38,011.83 = 14,970.06/x
  3. Step 3: Cross multiply
    27,545.58x = 38,011.83 × 14,970.06
  4. Step 4: Simplify right side
    27,545.58x = 569,039,375.81
  5. Step 5: Solve for x
    x = 569,039,375.81/27,545.58
  6. Step 6: Final answer
    x = 20,658.10

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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.