Home / 13,031.15-19,552.26-6,457.46

Finding the Fourth Proportional to 13,031.15, 19,552.26 and 6,457.46

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Solution

The fourth proportional to 13,031.15, 19,552.26 and 6,457.46 is: 9,688.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031.15 : 19,552.26 = 6,457.46 : x
  2. Step 2: Convert to fraction form
    13,031.15/19,552.26 = 6,457.46/x
  3. Step 3: Cross multiply
    13,031.15x = 19,552.26 × 6,457.46
  4. Step 4: Simplify right side
    13,031.15x = 126,257,936.86
  5. Step 5: Solve for x
    x = 126,257,936.86/13,031.15
  6. Step 6: Final answer
    x = 9,688.93

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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.