Home / 34,688.83-47,870.60-18,773.30

Finding the Fourth Proportional to 34,688.83, 47,870.60 and 18,773.30

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Solution

The fourth proportional to 34,688.83, 47,870.60 and 18,773.30 is: 25,907.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.83 : 47,870.60 = 18,773.30 : x
  2. Step 2: Convert to fraction form
    34,688.83/47,870.60 = 18,773.30/x
  3. Step 3: Cross multiply
    34,688.83x = 47,870.60 × 18,773.30
  4. Step 4: Simplify right side
    34,688.83x = 898,688,895.63
  5. Step 5: Solve for x
    x = 898,688,895.63/34,688.83
  6. Step 6: Final answer
    x = 25,907.16

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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.