Home / 46,906.08-70,359.48-13,628.40

Finding the Fourth Proportional to 46,906.08, 70,359.48 and 13,628.40

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Solution

The fourth proportional to 46,906.08, 70,359.48 and 13,628.40 is: 20,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,906.08 : 70,359.48 = 13,628.40 : x
  2. Step 2: Convert to fraction form
    46,906.08/70,359.48 = 13,628.40/x
  3. Step 3: Cross multiply
    46,906.08x = 70,359.48 × 13,628.40
  4. Step 4: Simplify right side
    46,906.08x = 958,887,137.23
  5. Step 5: Solve for x
    x = 958,887,137.23/46,906.08
  6. Step 6: Final answer
    x = 20,442.70

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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.