Home / 18,001.02-26,999.68-4,854.72

Finding the Fourth Proportional to 18,001.02, 26,999.68 and 4,854.72

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Solution

The fourth proportional to 18,001.02, 26,999.68 and 4,854.72 is: 7,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.02 : 26,999.68 = 4,854.72 : x
  2. Step 2: Convert to fraction form
    18,001.02/26,999.68 = 4,854.72/x
  3. Step 3: Cross multiply
    18,001.02x = 26,999.68 × 4,854.72
  4. Step 4: Simplify right side
    18,001.02x = 131,075,886.49
  5. Step 5: Solve for x
    x = 131,075,886.49/18,001.02
  6. Step 6: Final answer
    x = 7,281.58

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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.