Home / 30,948.08-46,380.56-16,887.05

Finding the Fourth Proportional to 30,948.08, 46,380.56 and 16,887.05

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Solution

The fourth proportional to 30,948.08, 46,380.56 and 16,887.05 is: 25,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,948.08 : 46,380.56 = 16,887.05 : x
  2. Step 2: Convert to fraction form
    30,948.08/46,380.56 = 16,887.05/x
  3. Step 3: Cross multiply
    30,948.08x = 46,380.56 × 16,887.05
  4. Step 4: Simplify right side
    30,948.08x = 783,230,603.85
  5. Step 5: Solve for x
    x = 783,230,603.85/30,948.08
  6. Step 6: Final answer
    x = 25,307.89

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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.