Home / 34,812.70-48,041.58-18,897.16

Finding the Fourth Proportional to 34,812.70, 48,041.58 and 18,897.16

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Solution

The fourth proportional to 34,812.70, 48,041.58 and 18,897.16 is: 26,078.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,812.70 : 48,041.58 = 18,897.16 : x
  2. Step 2: Convert to fraction form
    34,812.70/48,041.58 = 18,897.16/x
  3. Step 3: Cross multiply
    34,812.70x = 48,041.58 × 18,897.16
  4. Step 4: Simplify right side
    34,812.70x = 907,849,183.70
  5. Step 5: Solve for x
    x = 907,849,183.70/34,812.70
  6. Step 6: Final answer
    x = 26,078.11

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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.