Home / 46,458.99-69,688.35-13,179.06

Finding the Fourth Proportional to 46,458.99, 69,688.35 and 13,179.06

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Solution

The fourth proportional to 46,458.99, 69,688.35 and 13,179.06 is: 19,768.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,458.99 : 69,688.35 = 13,179.06 : x
  2. Step 2: Convert to fraction form
    46,458.99/69,688.35 = 13,179.06/x
  3. Step 3: Cross multiply
    46,458.99x = 69,688.35 × 13,179.06
  4. Step 4: Simplify right side
    46,458.99x = 918,426,945.95
  5. Step 5: Solve for x
    x = 918,426,945.95/46,458.99
  6. Step 6: Final answer
    x = 19,768.55

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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.