Home / 30,663.22-45,973.58-15,641.18

Finding the Fourth Proportional to 30,663.22, 45,973.58 and 15,641.18

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Solution

The fourth proportional to 30,663.22, 45,973.58 and 15,641.18 is: 23,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,663.22 : 45,973.58 = 15,641.18 : x
  2. Step 2: Convert to fraction form
    30,663.22/45,973.58 = 15,641.18/x
  3. Step 3: Cross multiply
    30,663.22x = 45,973.58 × 15,641.18
  4. Step 4: Simplify right side
    30,663.22x = 719,081,040.02
  5. Step 5: Solve for x
    x = 719,081,040.02/30,663.22
  6. Step 6: Final answer
    x = 23,450.93

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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.