Home / 27,125.16-37,415.16-17,690.28

Finding the Fourth Proportional to 27,125.16, 37,415.16 and 17,690.28

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Solution

The fourth proportional to 27,125.16, 37,415.16 and 17,690.28 is: 24,401.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,125.16 : 37,415.16 = 17,690.28 : x
  2. Step 2: Convert to fraction form
    27,125.16/37,415.16 = 17,690.28/x
  3. Step 3: Cross multiply
    27,125.16x = 37,415.16 × 17,690.28
  4. Step 4: Simplify right side
    27,125.16x = 661,884,656.64
  5. Step 5: Solve for x
    x = 661,884,656.64/27,125.16
  6. Step 6: Final answer
    x = 24,401.13

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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.