Home / 32,866.23-45,349.02-20,122.32

Finding the Fourth Proportional to 32,866.23, 45,349.02 and 20,122.32

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Solution

The fourth proportional to 32,866.23, 45,349.02 and 20,122.32 is: 27,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866.23 : 45,349.02 = 20,122.32 : x
  2. Step 2: Convert to fraction form
    32,866.23/45,349.02 = 20,122.32/x
  3. Step 3: Cross multiply
    32,866.23x = 45,349.02 × 20,122.32
  4. Step 4: Simplify right side
    32,866.23x = 912,527,492.13
  5. Step 5: Solve for x
    x = 912,527,492.13/32,866.23
  6. Step 6: Final answer
    x = 27,764.90

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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.