Home / 30,688.32-45,808.44-26,333.76

Finding the Fourth Proportional to 30,688.32, 45,808.44 and 26,333.76

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Solution

The fourth proportional to 30,688.32, 45,808.44 and 26,333.76 is: 39,308.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,688.32 : 45,808.44 = 26,333.76 : x
  2. Step 2: Convert to fraction form
    30,688.32/45,808.44 = 26,333.76/x
  3. Step 3: Cross multiply
    30,688.32x = 45,808.44 × 26,333.76
  4. Step 4: Simplify right side
    30,688.32x = 1,206,308,464.93
  5. Step 5: Solve for x
    x = 1,206,308,464.93/30,688.32
  6. Step 6: Final answer
    x = 39,308.39

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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.