Home / 26,977.89-37,228.76-15,646.67

Finding the Fourth Proportional to 26,977.89, 37,228.76 and 15,646.67

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Solution

The fourth proportional to 26,977.89, 37,228.76 and 15,646.67 is: 21,591.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,977.89 : 37,228.76 = 15,646.67 : x
  2. Step 2: Convert to fraction form
    26,977.89/37,228.76 = 15,646.67/x
  3. Step 3: Cross multiply
    26,977.89x = 37,228.76 × 15,646.67
  4. Step 4: Simplify right side
    26,977.89x = 582,506,056.13
  5. Step 5: Solve for x
    x = 582,506,056.13/26,977.89
  6. Step 6: Final answer
    x = 21,591.98

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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.