Home / 36,969.01-55,478.10-13,595.45

Finding the Fourth Proportional to 36,969.01, 55,478.10 and 13,595.45

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Solution

The fourth proportional to 36,969.01, 55,478.10 and 13,595.45 is: 20,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,969.01 : 55,478.10 = 13,595.45 : x
  2. Step 2: Convert to fraction form
    36,969.01/55,478.10 = 13,595.45/x
  3. Step 3: Cross multiply
    36,969.01x = 55,478.10 × 13,595.45
  4. Step 4: Simplify right side
    36,969.01x = 754,249,754.16
  5. Step 5: Solve for x
    x = 754,249,754.16/36,969.01
  6. Step 6: Final answer
    x = 20,402.21

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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.