Home / 47,056.72-70,585.08-15,913.84

Finding the Fourth Proportional to 47,056.72, 70,585.08 and 15,913.84

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Solution

The fourth proportional to 47,056.72, 70,585.08 and 15,913.84 is: 23,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,056.72 : 70,585.08 = 15,913.84 : x
  2. Step 2: Convert to fraction form
    47,056.72/70,585.08 = 15,913.84/x
  3. Step 3: Cross multiply
    47,056.72x = 70,585.08 × 15,913.84
  4. Step 4: Simplify right side
    47,056.72x = 1,123,279,669.51
  5. Step 5: Solve for x
    x = 1,123,279,669.51/47,056.72
  6. Step 6: Final answer
    x = 23,870.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.