Home / 30,035.25-45,052.89-9,258.75

Finding the Fourth Proportional to 30,035.25, 45,052.89 and 9,258.75

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Solution

The fourth proportional to 30,035.25, 45,052.89 and 9,258.75 is: 13,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035.25 : 45,052.89 = 9,258.75 : x
  2. Step 2: Convert to fraction form
    30,035.25/45,052.89 = 9,258.75/x
  3. Step 3: Cross multiply
    30,035.25x = 45,052.89 × 9,258.75
  4. Step 4: Simplify right side
    30,035.25x = 417,133,445.29
  5. Step 5: Solve for x
    x = 417,133,445.29/30,035.25
  6. Step 6: Final answer
    x = 13,888.13

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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.