Home / 34,316.18-47,354.12-19,206.28

Finding the Fourth Proportional to 34,316.18, 47,354.12 and 19,206.28

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Solution

The fourth proportional to 34,316.18, 47,354.12 and 19,206.28 is: 26,503.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,316.18 : 47,354.12 = 19,206.28 : x
  2. Step 2: Convert to fraction form
    34,316.18/47,354.12 = 19,206.28/x
  3. Step 3: Cross multiply
    34,316.18x = 47,354.12 × 19,206.28
  4. Step 4: Simplify right side
    34,316.18x = 909,496,487.87
  5. Step 5: Solve for x
    x = 909,496,487.87/34,316.18
  6. Step 6: Final answer
    x = 26,503.43

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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.