Home / 28,354.70-42,533.67-10,825.94

Finding the Fourth Proportional to 28,354.70, 42,533.67 and 10,825.94

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Solution

The fourth proportional to 28,354.70, 42,533.67 and 10,825.94 is: 16,239.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,354.70 : 42,533.67 = 10,825.94 : x
  2. Step 2: Convert to fraction form
    28,354.70/42,533.67 = 10,825.94/x
  3. Step 3: Cross multiply
    28,354.70x = 42,533.67 × 10,825.94
  4. Step 4: Simplify right side
    28,354.70x = 460,466,959.40
  5. Step 5: Solve for x
    x = 460,466,959.40/28,354.70
  6. Step 6: Final answer
    x = 16,239.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.