Home / 19,302.23-28,959.50-8,626.94

Finding the Fourth Proportional to 19,302.23, 28,959.50 and 8,626.94

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Solution

The fourth proportional to 19,302.23, 28,959.50 and 8,626.94 is: 12,943.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.23 : 28,959.50 = 8,626.94 : x
  2. Step 2: Convert to fraction form
    19,302.23/28,959.50 = 8,626.94/x
  3. Step 3: Cross multiply
    19,302.23x = 28,959.50 × 8,626.94
  4. Step 4: Simplify right side
    19,302.23x = 249,831,868.93
  5. Step 5: Solve for x
    x = 249,831,868.93/19,302.23
  6. Step 6: Final answer
    x = 12,943.16

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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.