Home / 36,948.29-55,430.64-10,650.98

Finding the Fourth Proportional to 36,948.29, 55,430.64 and 10,650.98

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Solution

The fourth proportional to 36,948.29, 55,430.64 and 10,650.98 is: 15,978.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,948.29 : 55,430.64 = 10,650.98 : x
  2. Step 2: Convert to fraction form
    36,948.29/55,430.64 = 10,650.98/x
  3. Step 3: Cross multiply
    36,948.29x = 55,430.64 × 10,650.98
  4. Step 4: Simplify right side
    36,948.29x = 590,390,776.60
  5. Step 5: Solve for x
    x = 590,390,776.60/36,948.29
  6. Step 6: Final answer
    x = 15,978.84

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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.