Home / 27,187.23-37,518.15-15,250.31

Finding the Fourth Proportional to 27,187.23, 37,518.15 and 15,250.31

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Solution

The fourth proportional to 27,187.23, 37,518.15 and 15,250.31 is: 21,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,187.23 : 37,518.15 = 15,250.31 : x
  2. Step 2: Convert to fraction form
    27,187.23/37,518.15 = 15,250.31/x
  3. Step 3: Cross multiply
    27,187.23x = 37,518.15 × 15,250.31
  4. Step 4: Simplify right side
    27,187.23x = 572,163,418.13
  5. Step 5: Solve for x
    x = 572,163,418.13/27,187.23
  6. Step 6: Final answer
    x = 21,045.30

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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.