Home / 37,070.08-55,518.72-18,315.52

Finding the Fourth Proportional to 37,070.08, 55,518.72 and 18,315.52

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Solution

The fourth proportional to 37,070.08, 55,518.72 and 18,315.52 is: 27,430.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,070.08 : 55,518.72 = 18,315.52 : x
  2. Step 2: Convert to fraction form
    37,070.08/55,518.72 = 18,315.52/x
  3. Step 3: Cross multiply
    37,070.08x = 55,518.72 × 18,315.52
  4. Step 4: Simplify right side
    37,070.08x = 1,016,854,226.53
  5. Step 5: Solve for x
    x = 1,016,854,226.53/37,070.08
  6. Step 6: Final answer
    x = 27,430.59

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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.