Home / 15,201.10-22,801.65-12,795.40

Finding the Fourth Proportional to 15,201.10, 22,801.65 and 12,795.40

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Solution

The fourth proportional to 15,201.10, 22,801.65 and 12,795.40 is: 19,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,201.10 : 22,801.65 = 12,795.40 : x
  2. Step 2: Convert to fraction form
    15,201.10/22,801.65 = 12,795.40/x
  3. Step 3: Cross multiply
    15,201.10x = 22,801.65 × 12,795.40
  4. Step 4: Simplify right side
    15,201.10x = 291,756,232.41
  5. Step 5: Solve for x
    x = 291,756,232.41/15,201.10
  6. Step 6: Final answer
    x = 19,193.10

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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.