Home / 30,807.34-46,211.01-11,087.48

Finding the Fourth Proportional to 30,807.34, 46,211.01 and 11,087.48

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Solution

The fourth proportional to 30,807.34, 46,211.01 and 11,087.48 is: 16,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,807.34 : 46,211.01 = 11,087.48 : x
  2. Step 2: Convert to fraction form
    30,807.34/46,211.01 = 11,087.48/x
  3. Step 3: Cross multiply
    30,807.34x = 46,211.01 × 11,087.48
  4. Step 4: Simplify right side
    30,807.34x = 512,363,723.10
  5. Step 5: Solve for x
    x = 512,363,723.10/30,807.34
  6. Step 6: Final answer
    x = 16,631.22

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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.