Home / 28,545.18-39,384.63-17,359.26

Finding the Fourth Proportional to 28,545.18, 39,384.63 and 17,359.26

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Solution

The fourth proportional to 28,545.18, 39,384.63 and 17,359.26 is: 23,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,545.18 : 39,384.63 = 17,359.26 : x
  2. Step 2: Convert to fraction form
    28,545.18/39,384.63 = 17,359.26/x
  3. Step 3: Cross multiply
    28,545.18x = 39,384.63 × 17,359.26
  4. Step 4: Simplify right side
    28,545.18x = 683,688,032.17
  5. Step 5: Solve for x
    x = 683,688,032.17/28,545.18
  6. Step 6: Final answer
    x = 23,951.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.