Home / 12,497.19-18,733.37-6,953.07

Finding the Fourth Proportional to 12,497.19, 18,733.37 and 6,953.07

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Solution

The fourth proportional to 12,497.19, 18,733.37 and 6,953.07 is: 10,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.19 : 18,733.37 = 6,953.07 : x
  2. Step 2: Convert to fraction form
    12,497.19/18,733.37 = 6,953.07/x
  3. Step 3: Cross multiply
    12,497.19x = 18,733.37 × 6,953.07
  4. Step 4: Simplify right side
    12,497.19x = 130,254,398.18
  5. Step 5: Solve for x
    x = 130,254,398.18/12,497.19
  6. Step 6: Final answer
    x = 10,422.69

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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.