Home / 31,779.24-47,639.01-10,704.53

Finding the Fourth Proportional to 31,779.24, 47,639.01 and 10,704.53

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Solution

The fourth proportional to 31,779.24, 47,639.01 and 10,704.53 is: 16,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,779.24 : 47,639.01 = 10,704.53 : x
  2. Step 2: Convert to fraction form
    31,779.24/47,639.01 = 10,704.53/x
  3. Step 3: Cross multiply
    31,779.24x = 47,639.01 × 10,704.53
  4. Step 4: Simplify right side
    31,779.24x = 509,953,206.86
  5. Step 5: Solve for x
    x = 509,953,206.86/31,779.24
  6. Step 6: Final answer
    x = 16,046.74

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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.