Home / 27,780.02-41,670.30-7,003.52

Finding the Fourth Proportional to 27,780.02, 41,670.30 and 7,003.52

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Solution

The fourth proportional to 27,780.02, 41,670.30 and 7,003.52 is: 10,505.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,780.02 : 41,670.30 = 7,003.52 : x
  2. Step 2: Convert to fraction form
    27,780.02/41,670.30 = 7,003.52/x
  3. Step 3: Cross multiply
    27,780.02x = 41,670.30 × 7,003.52
  4. Step 4: Simplify right side
    27,780.02x = 291,838,779.46
  5. Step 5: Solve for x
    x = 291,838,779.46/27,780.02
  6. Step 6: Final answer
    x = 10,505.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.