Home / 51,417.59-70,956.81-30,197.21

Finding the Fourth Proportional to 51,417.59, 70,956.81 and 30,197.21

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Solution

The fourth proportional to 51,417.59, 70,956.81 and 30,197.21 is: 41,672.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,417.59 : 70,956.81 = 30,197.21 : x
  2. Step 2: Convert to fraction form
    51,417.59/70,956.81 = 30,197.21/x
  3. Step 3: Cross multiply
    51,417.59x = 70,956.81 × 30,197.21
  4. Step 4: Simplify right side
    51,417.59x = 2,142,697,337.72
  5. Step 5: Solve for x
    x = 2,142,697,337.72/51,417.59
  6. Step 6: Final answer
    x = 41,672.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.