Home / 12,070.50-18,094.41-10,988.34

Finding the Fourth Proportional to 12,070.50, 18,094.41 and 10,988.34

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Solution

The fourth proportional to 12,070.50, 18,094.41 and 10,988.34 is: 16,472.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070.50 : 18,094.41 = 10,988.34 : x
  2. Step 2: Convert to fraction form
    12,070.50/18,094.41 = 10,988.34/x
  3. Step 3: Cross multiply
    12,070.50x = 18,094.41 × 10,988.34
  4. Step 4: Simplify right side
    12,070.50x = 198,827,529.18
  5. Step 5: Solve for x
    x = 198,827,529.18/12,070.50
  6. Step 6: Final answer
    x = 16,472.19

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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.