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Finding the Fourth Proportional to 55,571.70, 83,354.58 and 15,593.40

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Solution

The fourth proportional to 55,571.70, 83,354.58 and 15,593.40 is: 23,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,571.70 : 83,354.58 = 15,593.40 : x
  2. Step 2: Convert to fraction form
    55,571.70/83,354.58 = 15,593.40/x
  3. Step 3: Cross multiply
    55,571.70x = 83,354.58 × 15,593.40
  4. Step 4: Simplify right side
    55,571.70x = 1,299,781,307.77
  5. Step 5: Solve for x
    x = 1,299,781,307.77/55,571.70
  6. Step 6: Final answer
    x = 23,389.27

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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.