Home / 32,707.89-45,137.36-18,370.82

Finding the Fourth Proportional to 32,707.89, 45,137.36 and 18,370.82

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Solution

The fourth proportional to 32,707.89, 45,137.36 and 18,370.82 is: 25,352.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,707.89 : 45,137.36 = 18,370.82 : x
  2. Step 2: Convert to fraction form
    32,707.89/45,137.36 = 18,370.82/x
  3. Step 3: Cross multiply
    32,707.89x = 45,137.36 × 18,370.82
  4. Step 4: Simplify right side
    32,707.89x = 829,210,315.84
  5. Step 5: Solve for x
    x = 829,210,315.84/32,707.89
  6. Step 6: Final answer
    x = 25,352.00

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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.