Home / 25,079.72-37,628.94-13,386.44

Finding the Fourth Proportional to 25,079.72, 37,628.94 and 13,386.44

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Solution

The fourth proportional to 25,079.72, 37,628.94 and 13,386.44 is: 20,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.72 : 37,628.94 = 13,386.44 : x
  2. Step 2: Convert to fraction form
    25,079.72/37,628.94 = 13,386.44/x
  3. Step 3: Cross multiply
    25,079.72x = 37,628.94 × 13,386.44
  4. Step 4: Simplify right side
    25,079.72x = 503,717,547.57
  5. Step 5: Solve for x
    x = 503,717,547.57/25,079.72
  6. Step 6: Final answer
    x = 20,084.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.