Home / 57,509.40-79,357.52-32,357.28

Finding the Fourth Proportional to 57,509.40, 79,357.52 and 32,357.28

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Solution

The fourth proportional to 57,509.40, 79,357.52 and 32,357.28 is: 44,649.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,509.40 : 79,357.52 = 32,357.28 : x
  2. Step 2: Convert to fraction form
    57,509.40/79,357.52 = 32,357.28/x
  3. Step 3: Cross multiply
    57,509.40x = 79,357.52 × 32,357.28
  4. Step 4: Simplify right side
    57,509.40x = 2,567,793,494.75
  5. Step 5: Solve for x
    x = 2,567,793,494.75/57,509.40
  6. Step 6: Final answer
    x = 44,649.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.