Home / 27,178.02-37,506.75-15,854.85

Finding the Fourth Proportional to 27,178.02, 37,506.75 and 15,854.85

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Solution

The fourth proportional to 27,178.02, 37,506.75 and 15,854.85 is: 21,880.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,178.02 : 37,506.75 = 15,854.85 : x
  2. Step 2: Convert to fraction form
    27,178.02/37,506.75 = 15,854.85/x
  3. Step 3: Cross multiply
    27,178.02x = 37,506.75 × 15,854.85
  4. Step 4: Simplify right side
    27,178.02x = 594,663,895.24
  5. Step 5: Solve for x
    x = 594,663,895.24/27,178.02
  6. Step 6: Final answer
    x = 21,880.32

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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.