Home / 28,536.04-42,793.41-9,810.77

Finding the Fourth Proportional to 28,536.04, 42,793.41 and 9,810.77

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Solution

The fourth proportional to 28,536.04, 42,793.41 and 9,810.77 is: 14,712.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,536.04 : 42,793.41 = 9,810.77 : x
  2. Step 2: Convert to fraction form
    28,536.04/42,793.41 = 9,810.77/x
  3. Step 3: Cross multiply
    28,536.04x = 42,793.41 × 9,810.77
  4. Step 4: Simplify right side
    28,536.04x = 419,836,303.03
  5. Step 5: Solve for x
    x = 419,836,303.03/28,536.04
  6. Step 6: Final answer
    x = 14,712.50

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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.