Home / 15,506.84-23,218.80-12,372.08

Finding the Fourth Proportional to 15,506.84, 23,218.80 and 12,372.08

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Solution

The fourth proportional to 15,506.84, 23,218.80 and 12,372.08 is: 18,525.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,506.84 : 23,218.80 = 12,372.08 : x
  2. Step 2: Convert to fraction form
    15,506.84/23,218.80 = 12,372.08/x
  3. Step 3: Cross multiply
    15,506.84x = 23,218.80 × 12,372.08
  4. Step 4: Simplify right side
    15,506.84x = 287,264,851.10
  5. Step 5: Solve for x
    x = 287,264,851.10/15,506.84
  6. Step 6: Final answer
    x = 18,525.04

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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.