Home / 47,678.76-65,794.08-26,457.48

Finding the Fourth Proportional to 47,678.76, 65,794.08 and 26,457.48

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Solution

The fourth proportional to 47,678.76, 65,794.08 and 26,457.48 is: 36,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,678.76 : 65,794.08 = 26,457.48 : x
  2. Step 2: Convert to fraction form
    47,678.76/65,794.08 = 26,457.48/x
  3. Step 3: Cross multiply
    47,678.76x = 65,794.08 × 26,457.48
  4. Step 4: Simplify right side
    47,678.76x = 1,740,745,555.72
  5. Step 5: Solve for x
    x = 1,740,745,555.72/47,678.76
  6. Step 6: Final answer
    x = 36,509.87

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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.