Home / 28,723.40-42,858.13-24,835.40

Finding the Fourth Proportional to 28,723.40, 42,858.13 and 24,835.40

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Solution

The fourth proportional to 28,723.40, 42,858.13 and 24,835.40 is: 37,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,723.40 : 42,858.13 = 24,835.40 : x
  2. Step 2: Convert to fraction form
    28,723.40/42,858.13 = 24,835.40/x
  3. Step 3: Cross multiply
    28,723.40x = 42,858.13 × 24,835.40
  4. Step 4: Simplify right side
    28,723.40x = 1,064,398,801.80
  5. Step 5: Solve for x
    x = 1,064,398,801.80/28,723.40
  6. Step 6: Final answer
    x = 37,056.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.