Home / 21,972.04-32,948.10-9,486.20

Finding the Fourth Proportional to 21,972.04, 32,948.10 and 9,486.20

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Solution

The fourth proportional to 21,972.04, 32,948.10 and 9,486.20 is: 14,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,972.04 : 32,948.10 = 9,486.20 : x
  2. Step 2: Convert to fraction form
    21,972.04/32,948.10 = 9,486.20/x
  3. Step 3: Cross multiply
    21,972.04x = 32,948.10 × 9,486.20
  4. Step 4: Simplify right side
    21,972.04x = 312,552,266.22
  5. Step 5: Solve for x
    x = 312,552,266.22/21,972.04
  6. Step 6: Final answer
    x = 14,225.00

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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.