Home / 34,654.87-47,823.67-19,547.49

Finding the Fourth Proportional to 34,654.87, 47,823.67 and 19,547.49

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Solution

The fourth proportional to 34,654.87, 47,823.67 and 19,547.49 is: 26,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,654.87 : 47,823.67 = 19,547.49 : x
  2. Step 2: Convert to fraction form
    34,654.87/47,823.67 = 19,547.49/x
  3. Step 3: Cross multiply
    34,654.87x = 47,823.67 × 19,547.49
  4. Step 4: Simplify right side
    34,654.87x = 934,832,401.39
  5. Step 5: Solve for x
    x = 934,832,401.39/34,654.87
  6. Step 6: Final answer
    x = 26,975.50

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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.