Home / 52,628.19-78,916.70-17,556

Finding the Fourth Proportional to 52,628.19, 78,916.70 and 17,556

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Solution

The fourth proportional to 52,628.19, 78,916.70 and 17,556 is: 26,325.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,628.19 : 78,916.70 = 17,556 : x
  2. Step 2: Convert to fraction form
    52,628.19/78,916.70 = 17,556/x
  3. Step 3: Cross multiply
    52,628.19x = 78,916.70 × 17,556
  4. Step 4: Simplify right side
    52,628.19x = 1,385,461,497.42
  5. Step 5: Solve for x
    x = 1,385,461,497.42/52,628.19
  6. Step 6: Final answer
    x = 26,325.46

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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.