Home / 27,767.91-38,307.55-16,277.00

Finding the Fourth Proportional to 27,767.91, 38,307.55 and 16,277.00

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Solution

The fourth proportional to 27,767.91, 38,307.55 and 16,277.00 is: 22,455.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,767.91 : 38,307.55 = 16,277.00 : x
  2. Step 2: Convert to fraction form
    27,767.91/38,307.55 = 16,277.00/x
  3. Step 3: Cross multiply
    27,767.91x = 38,307.55 × 16,277.00
  4. Step 4: Simplify right side
    27,767.91x = 623,532,005.12
  5. Step 5: Solve for x
    x = 623,532,005.12/27,767.91
  6. Step 6: Final answer
    x = 22,455.13

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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.