Home / 47,223.32-70,832.72-17,638.88

Finding the Fourth Proportional to 47,223.32, 70,832.72 and 17,638.88

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Solution

The fourth proportional to 47,223.32, 70,832.72 and 17,638.88 is: 26,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,223.32 : 70,832.72 = 17,638.88 : x
  2. Step 2: Convert to fraction form
    47,223.32/70,832.72 = 17,638.88/x
  3. Step 3: Cross multiply
    47,223.32x = 70,832.72 × 17,638.88
  4. Step 4: Simplify right side
    47,223.32x = 1,249,409,848.15
  5. Step 5: Solve for x
    x = 1,249,409,848.15/47,223.32
  6. Step 6: Final answer
    x = 26,457.48

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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.