Home / 15,870.60-23,798.21-4,775.22

Finding the Fourth Proportional to 15,870.60, 23,798.21 and 4,775.22

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Solution

The fourth proportional to 15,870.60, 23,798.21 and 4,775.22 is: 7,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,870.60 : 23,798.21 = 4,775.22 : x
  2. Step 2: Convert to fraction form
    15,870.60/23,798.21 = 4,775.22/x
  3. Step 3: Cross multiply
    15,870.60x = 23,798.21 × 4,775.22
  4. Step 4: Simplify right side
    15,870.60x = 113,641,664.48
  5. Step 5: Solve for x
    x = 113,641,664.48/15,870.60
  6. Step 6: Final answer
    x = 7,160.51

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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.