Home / 27,017.49-37,280.43-15,079.29

Finding the Fourth Proportional to 27,017.49, 37,280.43 and 15,079.29

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Solution

The fourth proportional to 27,017.49, 37,280.43 and 15,079.29 is: 20,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,017.49 : 37,280.43 = 15,079.29 : x
  2. Step 2: Convert to fraction form
    27,017.49/37,280.43 = 15,079.29/x
  3. Step 3: Cross multiply
    27,017.49x = 37,280.43 × 15,079.29
  4. Step 4: Simplify right side
    27,017.49x = 562,162,415.29
  5. Step 5: Solve for x
    x = 562,162,415.29/27,017.49
  6. Step 6: Final answer
    x = 20,807.35

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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.