Home / 37,312.95-51,491.79-20,316.93

Finding the Fourth Proportional to 37,312.95, 51,491.79 and 20,316.93

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Solution

The fourth proportional to 37,312.95, 51,491.79 and 20,316.93 is: 28,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,312.95 : 51,491.79 = 20,316.93 : x
  2. Step 2: Convert to fraction form
    37,312.95/51,491.79 = 20,316.93/x
  3. Step 3: Cross multiply
    37,312.95x = 51,491.79 × 20,316.93
  4. Step 4: Simplify right side
    37,312.95x = 1,046,155,093.00
  5. Step 5: Solve for x
    x = 1,046,155,093.00/37,312.95
  6. Step 6: Final answer
    x = 28,037.32

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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.