Home / 31,658.87-47,464.71-10,586.45

Finding the Fourth Proportional to 31,658.87, 47,464.71 and 10,586.45

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Solution

The fourth proportional to 31,658.87, 47,464.71 and 10,586.45 is: 15,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,658.87 : 47,464.71 = 10,586.45 : x
  2. Step 2: Convert to fraction form
    31,658.87/47,464.71 = 10,586.45/x
  3. Step 3: Cross multiply
    31,658.87x = 47,464.71 × 10,586.45
  4. Step 4: Simplify right side
    31,658.87x = 502,482,779.18
  5. Step 5: Solve for x
    x = 502,482,779.18/31,658.87
  6. Step 6: Final answer
    x = 15,871.79

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1.5x scale

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.