Home / 34,706.20-47,894.59-18,790.67

Finding the Fourth Proportional to 34,706.20, 47,894.59 and 18,790.67

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Solution

The fourth proportional to 34,706.20, 47,894.59 and 18,790.67 is: 25,931.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,706.20 : 47,894.59 = 18,790.67 : x
  2. Step 2: Convert to fraction form
    34,706.20/47,894.59 = 18,790.67/x
  3. Step 3: Cross multiply
    34,706.20x = 47,894.59 × 18,790.67
  4. Step 4: Simplify right side
    34,706.20x = 899,971,435.48
  5. Step 5: Solve for x
    x = 899,971,435.48/34,706.20
  6. Step 6: Final answer
    x = 25,931.14

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1.5x scale

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.