Home / 31,699.15-47,548.42-9,511.63

Finding the Fourth Proportional to 31,699.15, 47,548.42 and 9,511.63

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Solution

The fourth proportional to 31,699.15, 47,548.42 and 9,511.63 is: 14,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,699.15 : 47,548.42 = 9,511.63 : x
  2. Step 2: Convert to fraction form
    31,699.15/47,548.42 = 9,511.63/x
  3. Step 3: Cross multiply
    31,699.15x = 47,548.42 × 9,511.63
  4. Step 4: Simplify right side
    31,699.15x = 452,262,835.47
  5. Step 5: Solve for x
    x = 452,262,835.47/31,699.15
  6. Step 6: Final answer
    x = 14,267.35

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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.