Home / 36,643.15-50,569.78-20,510.15

Finding the Fourth Proportional to 36,643.15, 50,569.78 and 20,510.15

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Solution

The fourth proportional to 36,643.15, 50,569.78 and 20,510.15 is: 28,305.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643.15 : 50,569.78 = 20,510.15 : x
  2. Step 2: Convert to fraction form
    36,643.15/50,569.78 = 20,510.15/x
  3. Step 3: Cross multiply
    36,643.15x = 50,569.78 × 20,510.15
  4. Step 4: Simplify right side
    36,643.15x = 1,037,193,749.78
  5. Step 5: Solve for x
    x = 1,037,193,749.78/36,643.15
  6. Step 6: Final answer
    x = 28,305.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.