Home / 21,389.04-32,097.33-11,535.21

Finding the Fourth Proportional to 21,389.04, 32,097.33 and 11,535.21

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Solution

The fourth proportional to 21,389.04, 32,097.33 and 11,535.21 is: 17,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,389.04 : 32,097.33 = 11,535.21 : x
  2. Step 2: Convert to fraction form
    21,389.04/32,097.33 = 11,535.21/x
  3. Step 3: Cross multiply
    21,389.04x = 32,097.33 × 11,535.21
  4. Step 4: Simplify right side
    21,389.04x = 370,249,441.99
  5. Step 5: Solve for x
    x = 370,249,441.99/21,389.04
  6. Step 6: Final answer
    x = 17,310.24

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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.