Home / 22,692.04-31,315.77-12,483.51

Finding the Fourth Proportional to 22,692.04, 31,315.77 and 12,483.51

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Solution

The fourth proportional to 22,692.04, 31,315.77 and 12,483.51 is: 17,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,692.04 : 31,315.77 = 12,483.51 : x
  2. Step 2: Convert to fraction form
    22,692.04/31,315.77 = 12,483.51/x
  3. Step 3: Cross multiply
    22,692.04x = 31,315.77 × 12,483.51
  4. Step 4: Simplify right side
    22,692.04x = 390,930,727.95
  5. Step 5: Solve for x
    x = 390,930,727.95/22,692.04
  6. Step 6: Final answer
    x = 17,227.66

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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.