Home / 47,312.96-70,966.64-17,728.31

Finding the Fourth Proportional to 47,312.96, 70,966.64 and 17,728.31

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Solution

The fourth proportional to 47,312.96, 70,966.64 and 17,728.31 is: 26,591.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,312.96 : 70,966.64 = 17,728.31 : x
  2. Step 2: Convert to fraction form
    47,312.96/70,966.64 = 17,728.31/x
  3. Step 3: Cross multiply
    47,312.96x = 70,966.64 × 17,728.31
  4. Step 4: Simplify right side
    47,312.96x = 1,258,118,815.32
  5. Step 5: Solve for x
    x = 1,258,118,815.32/47,312.96
  6. Step 6: Final answer
    x = 26,591.42

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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.