Home / 35,728.60-53,600.58-12,038.50

Finding the Fourth Proportional to 35,728.60, 53,600.58 and 12,038.50

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Solution

The fourth proportional to 35,728.60, 53,600.58 and 12,038.50 is: 18,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,728.60 : 53,600.58 = 12,038.50 : x
  2. Step 2: Convert to fraction form
    35,728.60/53,600.58 = 12,038.50/x
  3. Step 3: Cross multiply
    35,728.60x = 53,600.58 × 12,038.50
  4. Step 4: Simplify right side
    35,728.60x = 645,270,582.33
  5. Step 5: Solve for x
    x = 645,270,582.33/35,728.60
  6. Step 6: Final answer
    x = 18,060.34

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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.