Home / 70,425.18-105,637.95-17,834.67

Finding the Fourth Proportional to 70,425.18, 105,637.95 and 17,834.67

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Solution

The fourth proportional to 70,425.18, 105,637.95 and 17,834.67 is: 26,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,425.18 : 105,637.95 = 17,834.67 : x
  2. Step 2: Convert to fraction form
    70,425.18/105,637.95 = 17,834.67/x
  3. Step 3: Cross multiply
    70,425.18x = 105,637.95 × 17,834.67
  4. Step 4: Simplify right side
    70,425.18x = 1,884,017,977.73
  5. Step 5: Solve for x
    x = 1,884,017,977.73/70,425.18
  6. Step 6: Final answer
    x = 26,752.05

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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.