Home / 15,328.96-23,012.90-13,035.04

Finding the Fourth Proportional to 15,328.96, 23,012.90 and 13,035.04

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Solution

The fourth proportional to 15,328.96, 23,012.90 and 13,035.04 is: 19,569.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328.96 : 23,012.90 = 13,035.04 : x
  2. Step 2: Convert to fraction form
    15,328.96/23,012.90 = 13,035.04/x
  3. Step 3: Cross multiply
    15,328.96x = 23,012.90 × 13,035.04
  4. Step 4: Simplify right side
    15,328.96x = 299,974,072.02
  5. Step 5: Solve for x
    x = 299,974,072.02/15,328.96
  6. Step 6: Final answer
    x = 19,569.11

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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.