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Finding the Fourth Proportional to 35,289.68, 52,943.40 and 15,573.68

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Solution

The fourth proportional to 35,289.68, 52,943.40 and 15,573.68 is: 23,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,289.68 : 52,943.40 = 15,573.68 : x
  2. Step 2: Convert to fraction form
    35,289.68/52,943.40 = 15,573.68/x
  3. Step 3: Cross multiply
    35,289.68x = 52,943.40 × 15,573.68
  4. Step 4: Simplify right side
    35,289.68x = 824,523,569.71
  5. Step 5: Solve for x
    x = 824,523,569.71/35,289.68
  6. Step 6: Final answer
    x = 23,364.44

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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.