Home / 15,128.40-22,692.64-4,598.52

Finding the Fourth Proportional to 15,128.40, 22,692.64 and 4,598.52

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Solution

The fourth proportional to 15,128.40, 22,692.64 and 4,598.52 is: 6,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,128.40 : 22,692.64 = 4,598.52 : x
  2. Step 2: Convert to fraction form
    15,128.40/22,692.64 = 4,598.52/x
  3. Step 3: Cross multiply
    15,128.40x = 22,692.64 × 4,598.52
  4. Step 4: Simplify right side
    15,128.40x = 104,352,558.89
  5. Step 5: Solve for x
    x = 104,352,558.89/15,128.40
  6. Step 6: Final answer
    x = 6,897.79

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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.