Home / 22,070.49-30,431.93-16,756.08

Finding the Fourth Proportional to 22,070.49, 30,431.93 and 16,756.08

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Solution

The fourth proportional to 22,070.49, 30,431.93 and 16,756.08 is: 23,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,070.49 : 30,431.93 = 16,756.08 : x
  2. Step 2: Convert to fraction form
    22,070.49/30,431.93 = 16,756.08/x
  3. Step 3: Cross multiply
    22,070.49x = 30,431.93 × 16,756.08
  4. Step 4: Simplify right side
    22,070.49x = 509,919,853.63
  5. Step 5: Solve for x
    x = 509,919,853.63/22,070.49
  6. Step 6: Final answer
    x = 23,104.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.