Home / 30,117.42-45,114.57-14,084.01

Finding the Fourth Proportional to 30,117.42, 45,114.57 and 14,084.01

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Solution

The fourth proportional to 30,117.42, 45,114.57 and 14,084.01 is: 21,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,117.42 : 45,114.57 = 14,084.01 : x
  2. Step 2: Convert to fraction form
    30,117.42/45,114.57 = 14,084.01/x
  3. Step 3: Cross multiply
    30,117.42x = 45,114.57 × 14,084.01
  4. Step 4: Simplify right side
    30,117.42x = 635,394,055.03
  5. Step 5: Solve for x
    x = 635,394,055.03/30,117.42
  6. Step 6: Final answer
    x = 21,097.23

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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.