Home / 19,269.77-26,582.73-15,013.22

Finding the Fourth Proportional to 19,269.77, 26,582.73 and 15,013.22

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Solution

The fourth proportional to 19,269.77, 26,582.73 and 15,013.22 is: 20,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.77 : 26,582.73 = 15,013.22 : x
  2. Step 2: Convert to fraction form
    19,269.77/26,582.73 = 15,013.22/x
  3. Step 3: Cross multiply
    19,269.77x = 26,582.73 × 15,013.22
  4. Step 4: Simplify right side
    19,269.77x = 399,092,373.69
  5. Step 5: Solve for x
    x = 399,092,373.69/19,269.77
  6. Step 6: Final answer
    x = 20,710.80

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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.