Home / 47,017.30-70,526.40-11,956.96

Finding the Fourth Proportional to 47,017.30, 70,526.40 and 11,956.96

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Solution

The fourth proportional to 47,017.30, 70,526.40 and 11,956.96 is: 17,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,017.30 : 70,526.40 = 11,956.96 : x
  2. Step 2: Convert to fraction form
    47,017.30/70,526.40 = 11,956.96/x
  3. Step 3: Cross multiply
    47,017.30x = 70,526.40 × 11,956.96
  4. Step 4: Simplify right side
    47,017.30x = 843,281,343.74
  5. Step 5: Solve for x
    x = 843,281,343.74/47,017.30
  6. Step 6: Final answer
    x = 17,935.55

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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.