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Finding the Fourth Proportional to 37,492.89, 56,239.35 and 9,790.89

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Solution

The fourth proportional to 37,492.89, 56,239.35 and 9,790.89 is: 14,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,492.89 : 56,239.35 = 9,790.89 : x
  2. Step 2: Convert to fraction form
    37,492.89/56,239.35 = 9,790.89/x
  3. Step 3: Cross multiply
    37,492.89x = 56,239.35 × 9,790.89
  4. Step 4: Simplify right side
    37,492.89x = 550,633,289.52
  5. Step 5: Solve for x
    x = 550,633,289.52/37,492.89
  6. Step 6: Final answer
    x = 14,686.34

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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.