Home / 32,639.21-45,041.72-18,298.97

Finding the Fourth Proportional to 32,639.21, 45,041.72 and 18,298.97

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Solution

The fourth proportional to 32,639.21, 45,041.72 and 18,298.97 is: 25,252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,639.21 : 45,041.72 = 18,298.97 : x
  2. Step 2: Convert to fraction form
    32,639.21/45,041.72 = 18,298.97/x
  3. Step 3: Cross multiply
    32,639.21x = 45,041.72 × 18,298.97
  4. Step 4: Simplify right side
    32,639.21x = 824,216,766.32
  5. Step 5: Solve for x
    x = 824,216,766.32/32,639.21
  6. Step 6: Final answer
    x = 25,252.35

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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.