Home / 47,705.96-71,569.55-15,686.48

Finding the Fourth Proportional to 47,705.96, 71,569.55 and 15,686.48

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Solution

The fourth proportional to 47,705.96, 71,569.55 and 15,686.48 is: 23,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,705.96 : 71,569.55 = 15,686.48 : x
  2. Step 2: Convert to fraction form
    47,705.96/71,569.55 = 15,686.48/x
  3. Step 3: Cross multiply
    47,705.96x = 71,569.55 × 15,686.48
  4. Step 4: Simplify right side
    47,705.96x = 1,122,674,314.68
  5. Step 5: Solve for x
    x = 1,122,674,314.68/47,705.96
  6. Step 6: Final answer
    x = 23,533.21

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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.