Home / 32,635.08-45,036.30-18,490.62

Finding the Fourth Proportional to 32,635.08, 45,036.30 and 18,490.62

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Solution

The fourth proportional to 32,635.08, 45,036.30 and 18,490.62 is: 25,516.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,635.08 : 45,036.30 = 18,490.62 : x
  2. Step 2: Convert to fraction form
    32,635.08/45,036.30 = 18,490.62/x
  3. Step 3: Cross multiply
    32,635.08x = 45,036.30 × 18,490.62
  4. Step 4: Simplify right side
    32,635.08x = 832,749,109.51
  5. Step 5: Solve for x
    x = 832,749,109.51/32,635.08
  6. Step 6: Final answer
    x = 25,516.99

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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.