Home / 28,798.99-43,200.68-9,817.74

Finding the Fourth Proportional to 28,798.99, 43,200.68 and 9,817.74

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Solution

The fourth proportional to 28,798.99, 43,200.68 and 9,817.74 is: 14,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,798.99 : 43,200.68 = 9,817.74 : x
  2. Step 2: Convert to fraction form
    28,798.99/43,200.68 = 9,817.74/x
  3. Step 3: Cross multiply
    28,798.99x = 43,200.68 × 9,817.74
  4. Step 4: Simplify right side
    28,798.99x = 424,132,994.97
  5. Step 5: Solve for x
    x = 424,132,994.97/28,798.99
  6. Step 6: Final answer
    x = 14,727.36

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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.