Home / 15,779.71-23,661.27-4,684.87

Finding the Fourth Proportional to 15,779.71, 23,661.27 and 4,684.87

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Solution

The fourth proportional to 15,779.71, 23,661.27 and 4,684.87 is: 7,024.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779.71 : 23,661.27 = 4,684.87 : x
  2. Step 2: Convert to fraction form
    15,779.71/23,661.27 = 4,684.87/x
  3. Step 3: Cross multiply
    15,779.71x = 23,661.27 × 4,684.87
  4. Step 4: Simplify right side
    15,779.71x = 110,849,973.98
  5. Step 5: Solve for x
    x = 110,849,973.98/15,779.71
  6. Step 6: Final answer
    x = 7,024.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.