Home / 27,159.81-37,482.27-15,061.68

Finding the Fourth Proportional to 27,159.81, 37,482.27 and 15,061.68

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Solution

The fourth proportional to 27,159.81, 37,482.27 and 15,061.68 is: 20,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,159.81 : 37,482.27 = 15,061.68 : x
  2. Step 2: Convert to fraction form
    27,159.81/37,482.27 = 15,061.68/x
  3. Step 3: Cross multiply
    27,159.81x = 37,482.27 × 15,061.68
  4. Step 4: Simplify right side
    27,159.81x = 564,546,012.89
  5. Step 5: Solve for x
    x = 564,546,012.89/27,159.81
  6. Step 6: Final answer
    x = 20,786.08

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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.