Home / 19,617.46-29,421.73-5,577.15

Finding the Fourth Proportional to 19,617.46, 29,421.73 and 5,577.15

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Solution

The fourth proportional to 19,617.46, 29,421.73 and 5,577.15 is: 8,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.46 : 29,421.73 = 5,577.15 : x
  2. Step 2: Convert to fraction form
    19,617.46/29,421.73 = 5,577.15/x
  3. Step 3: Cross multiply
    19,617.46x = 29,421.73 × 5,577.15
  4. Step 4: Simplify right side
    19,617.46x = 164,089,518.77
  5. Step 5: Solve for x
    x = 164,089,518.77/19,617.46
  6. Step 6: Final answer
    x = 8,364.46

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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.