Home / 34,603.62-47,752.98-18,688.07

Finding the Fourth Proportional to 34,603.62, 47,752.98 and 18,688.07

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Solution

The fourth proportional to 34,603.62, 47,752.98 and 18,688.07 is: 25,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,603.62 : 47,752.98 = 18,688.07 : x
  2. Step 2: Convert to fraction form
    34,603.62/47,752.98 = 18,688.07/x
  3. Step 3: Cross multiply
    34,603.62x = 47,752.98 × 18,688.07
  4. Step 4: Simplify right side
    34,603.62x = 892,411,187.37
  5. Step 5: Solve for x
    x = 892,411,187.37/34,603.62
  6. Step 6: Final answer
    x = 25,789.53

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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.