Home / 27,161.90-37,482.71-15,226.01

Finding the Fourth Proportional to 27,161.90, 37,482.71 and 15,226.01

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Solution

The fourth proportional to 27,161.90, 37,482.71 and 15,226.01 is: 21,011.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,161.90 : 37,482.71 = 15,226.01 : x
  2. Step 2: Convert to fraction form
    27,161.90/37,482.71 = 15,226.01/x
  3. Step 3: Cross multiply
    27,161.90x = 37,482.71 × 15,226.01
  4. Step 4: Simplify right side
    27,161.90x = 570,711,853.74
  5. Step 5: Solve for x
    x = 570,711,853.74/27,161.90
  6. Step 6: Final answer
    x = 21,011.49

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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.