Home / 28,646.12-42,776.27-23,391.41

Finding the Fourth Proportional to 28,646.12, 42,776.27 and 23,391.41

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Solution

The fourth proportional to 28,646.12, 42,776.27 and 23,391.41 is: 34,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,646.12 : 42,776.27 = 23,391.41 : x
  2. Step 2: Convert to fraction form
    28,646.12/42,776.27 = 23,391.41/x
  3. Step 3: Cross multiply
    28,646.12x = 42,776.27 × 23,391.41
  4. Step 4: Simplify right side
    28,646.12x = 1,000,596,939.00
  5. Step 5: Solve for x
    x = 1,000,596,939.00/28,646.12
  6. Step 6: Final answer
    x = 34,929.59

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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.