Home / 19,079.04-28,618.56-8,683.50

Finding the Fourth Proportional to 19,079.04, 28,618.56 and 8,683.50

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Solution

The fourth proportional to 19,079.04, 28,618.56 and 8,683.50 is: 13,025.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079.04 : 28,618.56 = 8,683.50 : x
  2. Step 2: Convert to fraction form
    19,079.04/28,618.56 = 8,683.50/x
  3. Step 3: Cross multiply
    19,079.04x = 28,618.56 × 8,683.50
  4. Step 4: Simplify right side
    19,079.04x = 248,509,265.76
  5. Step 5: Solve for x
    x = 248,509,265.76/19,079.04
  6. Step 6: Final answer
    x = 13,025.25

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1.5x scale

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.