Home / 27,509.63-41,264.51-9,979.47

Finding the Fourth Proportional to 27,509.63, 41,264.51 and 9,979.47

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Solution

The fourth proportional to 27,509.63, 41,264.51 and 9,979.47 is: 14,969.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.63 : 41,264.51 = 9,979.47 : x
  2. Step 2: Convert to fraction form
    27,509.63/41,264.51 = 9,979.47/x
  3. Step 3: Cross multiply
    27,509.63x = 41,264.51 × 9,979.47
  4. Step 4: Simplify right side
    27,509.63x = 411,797,889.71
  5. Step 5: Solve for x
    x = 411,797,889.71/27,509.63
  6. Step 6: Final answer
    x = 14,969.23

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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.