Home / 27,545.64-38,012.81-14,970.39

Finding the Fourth Proportional to 27,545.64, 38,012.81 and 14,970.39

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Solution

The fourth proportional to 27,545.64, 38,012.81 and 14,970.39 is: 20,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.64 : 38,012.81 = 14,970.39 : x
  2. Step 2: Convert to fraction form
    27,545.64/38,012.81 = 14,970.39/x
  3. Step 3: Cross multiply
    27,545.64x = 38,012.81 × 14,970.39
  4. Step 4: Simplify right side
    27,545.64x = 569,066,515.84
  5. Step 5: Solve for x
    x = 569,066,515.84/27,545.64
  6. Step 6: Final answer
    x = 20,659.04

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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.