Home / 32,840.50-45,322.19-18,693.34

Finding the Fourth Proportional to 32,840.50, 45,322.19 and 18,693.34

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Solution

The fourth proportional to 32,840.50, 45,322.19 and 18,693.34 is: 25,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,840.50 : 45,322.19 = 18,693.34 : x
  2. Step 2: Convert to fraction form
    32,840.50/45,322.19 = 18,693.34/x
  3. Step 3: Cross multiply
    32,840.50x = 45,322.19 × 18,693.34
  4. Step 4: Simplify right side
    32,840.50x = 847,223,040.64
  5. Step 5: Solve for x
    x = 847,223,040.64/32,840.50
  6. Step 6: Final answer
    x = 25,798.12

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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.