Home / 47,464.19-65,439.72-30,437.48

Finding the Fourth Proportional to 47,464.19, 65,439.72 and 30,437.48

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Solution

The fourth proportional to 47,464.19, 65,439.72 and 30,437.48 is: 41,964.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,464.19 : 65,439.72 = 30,437.48 : x
  2. Step 2: Convert to fraction form
    47,464.19/65,439.72 = 30,437.48/x
  3. Step 3: Cross multiply
    47,464.19x = 65,439.72 × 30,437.48
  4. Step 4: Simplify right side
    47,464.19x = 1,991,820,168.71
  5. Step 5: Solve for x
    x = 1,991,820,168.71/47,464.19
  6. Step 6: Final answer
    x = 41,964.69

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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.