Home / 15,185.60-22,779.60-4,798.24

Finding the Fourth Proportional to 15,185.60, 22,779.60 and 4,798.24

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Solution

The fourth proportional to 15,185.60, 22,779.60 and 4,798.24 is: 7,197.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,185.60 : 22,779.60 = 4,798.24 : x
  2. Step 2: Convert to fraction form
    15,185.60/22,779.60 = 4,798.24/x
  3. Step 3: Cross multiply
    15,185.60x = 22,779.60 × 4,798.24
  4. Step 4: Simplify right side
    15,185.60x = 109,301,987.90
  5. Step 5: Solve for x
    x = 109,301,987.90/15,185.60
  6. Step 6: Final answer
    x = 7,197.74

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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.