Home / 30,261.45-45,392.52-9,204.93

Finding the Fourth Proportional to 30,261.45, 45,392.52 and 9,204.93

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Solution

The fourth proportional to 30,261.45, 45,392.52 and 9,204.93 is: 13,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261.45 : 45,392.52 = 9,204.93 : x
  2. Step 2: Convert to fraction form
    30,261.45/45,392.52 = 9,204.93/x
  3. Step 3: Cross multiply
    30,261.45x = 45,392.52 × 9,204.93
  4. Step 4: Simplify right side
    30,261.45x = 417,834,969.12
  5. Step 5: Solve for x
    x = 417,834,969.12/30,261.45
  6. Step 6: Final answer
    x = 13,807.50

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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.