Home / 19,537.48-26,973.22-12,834.79

Finding the Fourth Proportional to 19,537.48, 26,973.22 and 12,834.79

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Solution

The fourth proportional to 19,537.48, 26,973.22 and 12,834.79 is: 17,719.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.48 : 26,973.22 = 12,834.79 : x
  2. Step 2: Convert to fraction form
    19,537.48/26,973.22 = 12,834.79/x
  3. Step 3: Cross multiply
    19,537.48x = 26,973.22 × 12,834.79
  4. Step 4: Simplify right side
    19,537.48x = 346,195,649.67
  5. Step 5: Solve for x
    x = 346,195,649.67/19,537.48
  6. Step 6: Final answer
    x = 17,719.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.