Home / 38,037.55-52,491.86-20,810.13

Finding the Fourth Proportional to 38,037.55, 52,491.86 and 20,810.13

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Solution

The fourth proportional to 38,037.55, 52,491.86 and 20,810.13 is: 28,718.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,037.55 : 52,491.86 = 20,810.13 : x
  2. Step 2: Convert to fraction form
    38,037.55/52,491.86 = 20,810.13/x
  3. Step 3: Cross multiply
    38,037.55x = 52,491.86 × 20,810.13
  4. Step 4: Simplify right side
    38,037.55x = 1,092,362,620.01
  5. Step 5: Solve for x
    x = 1,092,362,620.01/38,037.55
  6. Step 6: Final answer
    x = 28,718.01

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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.