Home / 30,498.60-45,751.18-9,717.24

Finding the Fourth Proportional to 30,498.60, 45,751.18 and 9,717.24

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Solution

The fourth proportional to 30,498.60, 45,751.18 and 9,717.24 is: 14,576.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,498.60 : 45,751.18 = 9,717.24 : x
  2. Step 2: Convert to fraction form
    30,498.60/45,751.18 = 9,717.24/x
  3. Step 3: Cross multiply
    30,498.60x = 45,751.18 × 9,717.24
  4. Step 4: Simplify right side
    30,498.60x = 444,575,196.34
  5. Step 5: Solve for x
    x = 444,575,196.34/30,498.60
  6. Step 6: Final answer
    x = 14,576.91

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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.