Home / 32,567.51-44,943.17-18,420.05

Finding the Fourth Proportional to 32,567.51, 44,943.17 and 18,420.05

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Solution

The fourth proportional to 32,567.51, 44,943.17 and 18,420.05 is: 25,419.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,567.51 : 44,943.17 = 18,420.05 : x
  2. Step 2: Convert to fraction form
    32,567.51/44,943.17 = 18,420.05/x
  3. Step 3: Cross multiply
    32,567.51x = 44,943.17 × 18,420.05
  4. Step 4: Simplify right side
    32,567.51x = 827,855,346.46
  5. Step 5: Solve for x
    x = 827,855,346.46/32,567.51
  6. Step 6: Final answer
    x = 25,419.67

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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.