Home / 34,495.34-47,603.45-20,154.08

Finding the Fourth Proportional to 34,495.34, 47,603.45 and 20,154.08

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Solution

The fourth proportional to 34,495.34, 47,603.45 and 20,154.08 is: 27,812.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,495.34 : 47,603.45 = 20,154.08 : x
  2. Step 2: Convert to fraction form
    34,495.34/47,603.45 = 20,154.08/x
  3. Step 3: Cross multiply
    34,495.34x = 47,603.45 × 20,154.08
  4. Step 4: Simplify right side
    34,495.34x = 959,403,908.97
  5. Step 5: Solve for x
    x = 959,403,908.97/34,495.34
  6. Step 6: Final answer
    x = 27,812.57

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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.