Home / 28,475.79-39,289.52-24,692.91

Finding the Fourth Proportional to 28,475.79, 39,289.52 and 24,692.91

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Solution

The fourth proportional to 28,475.79, 39,289.52 and 24,692.91 is: 34,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,475.79 : 39,289.52 = 24,692.91 : x
  2. Step 2: Convert to fraction form
    28,475.79/39,289.52 = 24,692.91/x
  3. Step 3: Cross multiply
    28,475.79x = 39,289.52 × 24,692.91
  4. Step 4: Simplify right side
    28,475.79x = 970,172,457.84
  5. Step 5: Solve for x
    x = 970,172,457.84/28,475.79
  6. Step 6: Final answer
    x = 34,070.08

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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.