Home / 21,551.02-32,307.09-14,980.30

Finding the Fourth Proportional to 21,551.02, 32,307.09 and 14,980.30

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Solution

The fourth proportional to 21,551.02, 32,307.09 and 14,980.30 is: 22,456.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551.02 : 32,307.09 = 14,980.30 : x
  2. Step 2: Convert to fraction form
    21,551.02/32,307.09 = 14,980.30/x
  3. Step 3: Cross multiply
    21,551.02x = 32,307.09 × 14,980.30
  4. Step 4: Simplify right side
    21,551.02x = 483,969,900.33
  5. Step 5: Solve for x
    x = 483,969,900.33/21,551.02
  6. Step 6: Final answer
    x = 22,456.94

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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.