Home / 27,798.32-38,324.54-23,000.59

Finding the Fourth Proportional to 27,798.32, 38,324.54 and 23,000.59

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Solution

The fourth proportional to 27,798.32, 38,324.54 and 23,000.59 is: 31,710.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798.32 : 38,324.54 = 23,000.59 : x
  2. Step 2: Convert to fraction form
    27,798.32/38,324.54 = 23,000.59/x
  3. Step 3: Cross multiply
    27,798.32x = 38,324.54 × 23,000.59
  4. Step 4: Simplify right side
    27,798.32x = 881,487,136.89
  5. Step 5: Solve for x
    x = 881,487,136.89/27,798.32
  6. Step 6: Final answer
    x = 31,710.08

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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.