Home / 31,798.10-47,697.59-9,611.66

Finding the Fourth Proportional to 31,798.10, 47,697.59 and 9,611.66

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Solution

The fourth proportional to 31,798.10, 47,697.59 and 9,611.66 is: 14,417.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,798.10 : 47,697.59 = 9,611.66 : x
  2. Step 2: Convert to fraction form
    31,798.10/47,697.59 = 9,611.66/x
  3. Step 3: Cross multiply
    31,798.10x = 47,697.59 × 9,611.66
  4. Step 4: Simplify right side
    31,798.10x = 458,453,017.90
  5. Step 5: Solve for x
    x = 458,453,017.90/31,798.10
  6. Step 6: Final answer
    x = 14,417.62

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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.