Home / 47,783.16-65,943-26,562.76

Finding the Fourth Proportional to 47,783.16, 65,943 and 26,562.76

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Solution

The fourth proportional to 47,783.16, 65,943 and 26,562.76 is: 36,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,783.16 : 65,943 = 26,562.76 : x
  2. Step 2: Convert to fraction form
    47,783.16/65,943 = 26,562.76/x
  3. Step 3: Cross multiply
    47,783.16x = 65,943 × 26,562.76
  4. Step 4: Simplify right side
    47,783.16x = 1,751,628,082.68
  5. Step 5: Solve for x
    x = 1,751,628,082.68/47,783.16
  6. Step 6: Final answer
    x = 36,657.85

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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.