Home / 34,184.80-51,277.20-28,547.20

Finding the Fourth Proportional to 34,184.80, 51,277.20 and 28,547.20

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Solution

The fourth proportional to 34,184.80, 51,277.20 and 28,547.20 is: 42,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,184.80 : 51,277.20 = 28,547.20 : x
  2. Step 2: Convert to fraction form
    34,184.80/51,277.20 = 28,547.20/x
  3. Step 3: Cross multiply
    34,184.80x = 51,277.20 × 28,547.20
  4. Step 4: Simplify right side
    34,184.80x = 1,463,820,483.84
  5. Step 5: Solve for x
    x = 1,463,820,483.84/34,184.80
  6. Step 6: Final answer
    x = 42,820.80

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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.