Home / 28,692.84-39,633.53-22,060.02

Finding the Fourth Proportional to 28,692.84, 39,633.53 and 22,060.02

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Solution

The fourth proportional to 28,692.84, 39,633.53 and 22,060.02 is: 30,471.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,692.84 : 39,633.53 = 22,060.02 : x
  2. Step 2: Convert to fraction form
    28,692.84/39,633.53 = 22,060.02/x
  3. Step 3: Cross multiply
    28,692.84x = 39,633.53 × 22,060.02
  4. Step 4: Simplify right side
    28,692.84x = 874,316,354.17
  5. Step 5: Solve for x
    x = 874,316,354.17/28,692.84
  6. Step 6: Final answer
    x = 30,471.59

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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.