Home / 46,470.47-69,705.57-13,190.56

Finding the Fourth Proportional to 46,470.47, 69,705.57 and 13,190.56

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Solution

The fourth proportional to 46,470.47, 69,705.57 and 13,190.56 is: 19,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,470.47 : 69,705.57 = 13,190.56 : x
  2. Step 2: Convert to fraction form
    46,470.47/69,705.57 = 13,190.56/x
  3. Step 3: Cross multiply
    46,470.47x = 69,705.57 × 13,190.56
  4. Step 4: Simplify right side
    46,470.47x = 919,455,541.09
  5. Step 5: Solve for x
    x = 919,455,541.09/46,470.47
  6. Step 6: Final answer
    x = 19,785.80

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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.