Home / 46,663.40-69,999.70-18,577.20

Finding the Fourth Proportional to 46,663.40, 69,999.70 and 18,577.20

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Solution

The fourth proportional to 46,663.40, 69,999.70 and 18,577.20 is: 27,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,663.40 : 69,999.70 = 18,577.20 : x
  2. Step 2: Convert to fraction form
    46,663.40/69,999.70 = 18,577.20/x
  3. Step 3: Cross multiply
    46,663.40x = 69,999.70 × 18,577.20
  4. Step 4: Simplify right side
    46,663.40x = 1,300,398,426.84
  5. Step 5: Solve for x
    x = 1,300,398,426.84/46,663.40
  6. Step 6: Final answer
    x = 27,867.63

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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.