Home / 28,789.31-39,715.17-24,803.50

Finding the Fourth Proportional to 28,789.31, 39,715.17 and 24,803.50

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Solution

The fourth proportional to 28,789.31, 39,715.17 and 24,803.50 is: 34,216.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,789.31 : 39,715.17 = 24,803.50 : x
  2. Step 2: Convert to fraction form
    28,789.31/39,715.17 = 24,803.50/x
  3. Step 3: Cross multiply
    28,789.31x = 39,715.17 × 24,803.50
  4. Step 4: Simplify right side
    28,789.31x = 985,075,219.10
  5. Step 5: Solve for x
    x = 985,075,219.10/28,789.31
  6. Step 6: Final answer
    x = 34,216.70

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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.