Home / 32,859.65-45,346.27-18,712.50

Finding the Fourth Proportional to 32,859.65, 45,346.27 and 18,712.50

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Solution

The fourth proportional to 32,859.65, 45,346.27 and 18,712.50 is: 25,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,859.65 : 45,346.27 = 18,712.50 : x
  2. Step 2: Convert to fraction form
    32,859.65/45,346.27 = 18,712.50/x
  3. Step 3: Cross multiply
    32,859.65x = 45,346.27 × 18,712.50
  4. Step 4: Simplify right side
    32,859.65x = 848,541,983.81
  5. Step 5: Solve for x
    x = 848,541,983.81/32,859.65
  6. Step 6: Final answer
    x = 25,823.22

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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.