Home / 32,875.66-45,368.26-18,728.61

Finding the Fourth Proportional to 32,875.66, 45,368.26 and 18,728.61

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Solution

The fourth proportional to 32,875.66, 45,368.26 and 18,728.61 is: 25,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,875.66 : 45,368.26 = 18,728.61 : x
  2. Step 2: Convert to fraction form
    32,875.66/45,368.26 = 18,728.61/x
  3. Step 3: Cross multiply
    32,875.66x = 45,368.26 × 18,728.61
  4. Step 4: Simplify right side
    32,875.66x = 849,684,447.92
  5. Step 5: Solve for x
    x = 849,684,447.92/32,875.66
  6. Step 6: Final answer
    x = 25,845.40

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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.