Home / 32,840.61-45,322.34-18,693.45

Finding the Fourth Proportional to 32,840.61, 45,322.34 and 18,693.45

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Solution

The fourth proportional to 32,840.61, 45,322.34 and 18,693.45 is: 25,798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,840.61 : 45,322.34 = 18,693.45 : x
  2. Step 2: Convert to fraction form
    32,840.61/45,322.34 = 18,693.45/x
  3. Step 3: Cross multiply
    32,840.61x = 45,322.34 × 18,693.45
  4. Step 4: Simplify right side
    32,840.61x = 847,230,803.21
  5. Step 5: Solve for x
    x = 847,230,803.21/32,840.61
  6. Step 6: Final answer
    x = 25,798.27

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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.