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Finding the Fourth Proportional to 46,593.66, 69,888.96 and 13,313.70

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Solution

The fourth proportional to 46,593.66, 69,888.96 and 13,313.70 is: 19,970.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,593.66 : 69,888.96 = 13,313.70 : x
  2. Step 2: Convert to fraction form
    46,593.66/69,888.96 = 13,313.70/x
  3. Step 3: Cross multiply
    46,593.66x = 69,888.96 × 13,313.70
  4. Step 4: Simplify right side
    46,593.66x = 930,480,646.75
  5. Step 5: Solve for x
    x = 930,480,646.75/46,593.66
  6. Step 6: Final answer
    x = 19,970.11

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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.