Home / 19,570.22-27,026.07-13,535.91

Finding the Fourth Proportional to 19,570.22, 27,026.07 and 13,535.91

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Solution

The fourth proportional to 19,570.22, 27,026.07 and 13,535.91 is: 18,692.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.22 : 27,026.07 = 13,535.91 : x
  2. Step 2: Convert to fraction form
    19,570.22/27,026.07 = 13,535.91/x
  3. Step 3: Cross multiply
    19,570.22x = 27,026.07 × 13,535.91
  4. Step 4: Simplify right side
    19,570.22x = 365,822,451.17
  5. Step 5: Solve for x
    x = 365,822,451.17/19,570.22
  6. Step 6: Final answer
    x = 18,692.82

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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.