Home / 30,901.25-46,353.68-11,925.98

Finding the Fourth Proportional to 30,901.25, 46,353.68 and 11,925.98

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Solution

The fourth proportional to 30,901.25, 46,353.68 and 11,925.98 is: 17,889.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,901.25 : 46,353.68 = 11,925.98 : x
  2. Step 2: Convert to fraction form
    30,901.25/46,353.68 = 11,925.98/x
  3. Step 3: Cross multiply
    30,901.25x = 46,353.68 × 11,925.98
  4. Step 4: Simplify right side
    30,901.25x = 552,813,118.13
  5. Step 5: Solve for x
    x = 552,813,118.13/30,901.25
  6. Step 6: Final answer
    x = 17,889.67

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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.