Home / 21,335.02-32,002.27-5,538.64

Finding the Fourth Proportional to 21,335.02, 32,002.27 and 5,538.64

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Solution

The fourth proportional to 21,335.02, 32,002.27 and 5,538.64 is: 8,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335.02 : 32,002.27 = 5,538.64 : x
  2. Step 2: Convert to fraction form
    21,335.02/32,002.27 = 5,538.64/x
  3. Step 3: Cross multiply
    21,335.02x = 32,002.27 × 5,538.64
  4. Step 4: Simplify right side
    21,335.02x = 177,249,050.02
  5. Step 5: Solve for x
    x = 177,249,050.02/21,335.02
  6. Step 6: Final answer
    x = 8,307.89

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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.