Home / 27,455.10-37,888.02-14,879.85

Finding the Fourth Proportional to 27,455.10, 37,888.02 and 14,879.85

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Solution

The fourth proportional to 27,455.10, 37,888.02 and 14,879.85 is: 20,534.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.10 : 37,888.02 = 14,879.85 : x
  2. Step 2: Convert to fraction form
    27,455.10/37,888.02 = 14,879.85/x
  3. Step 3: Cross multiply
    27,455.10x = 37,888.02 × 14,879.85
  4. Step 4: Simplify right side
    27,455.10x = 563,768,054.40
  5. Step 5: Solve for x
    x = 563,768,054.40/27,455.10
  6. Step 6: Final answer
    x = 20,534.18

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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.