Home / 47,587.68-65,680.16-27,457.56

Finding the Fourth Proportional to 47,587.68, 65,680.16 and 27,457.56

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Solution

The fourth proportional to 47,587.68, 65,680.16 and 27,457.56 is: 37,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.68 : 65,680.16 = 27,457.56 : x
  2. Step 2: Convert to fraction form
    47,587.68/65,680.16 = 27,457.56/x
  3. Step 3: Cross multiply
    47,587.68x = 65,680.16 × 27,457.56
  4. Step 4: Simplify right side
    47,587.68x = 1,803,416,934.01
  5. Step 5: Solve for x
    x = 1,803,416,934.01/47,587.68
  6. Step 6: Final answer
    x = 37,896.72

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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.