Home / 28,848.20-43,272.30-13,296.20

Finding the Fourth Proportional to 28,848.20, 43,272.30 and 13,296.20

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Solution

The fourth proportional to 28,848.20, 43,272.30 and 13,296.20 is: 19,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848.20 : 43,272.30 = 13,296.20 : x
  2. Step 2: Convert to fraction form
    28,848.20/43,272.30 = 13,296.20/x
  3. Step 3: Cross multiply
    28,848.20x = 43,272.30 × 13,296.20
  4. Step 4: Simplify right side
    28,848.20x = 575,357,155.26
  5. Step 5: Solve for x
    x = 575,357,155.26/28,848.20
  6. Step 6: Final answer
    x = 19,944.30

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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.