Home / 15,256.36-22,756.85-12,763.24

Finding the Fourth Proportional to 15,256.36, 22,756.85 and 12,763.24

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Solution

The fourth proportional to 15,256.36, 22,756.85 and 12,763.24 is: 19,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,256.36 : 22,756.85 = 12,763.24 : x
  2. Step 2: Convert to fraction form
    15,256.36/22,756.85 = 12,763.24/x
  3. Step 3: Cross multiply
    15,256.36x = 22,756.85 × 12,763.24
  4. Step 4: Simplify right side
    15,256.36x = 290,451,138.19
  5. Step 5: Solve for x
    x = 290,451,138.19/15,256.36
  6. Step 6: Final answer
    x = 19,038.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.