Home / 32,865.63-45,348.30-18,718.17

Finding the Fourth Proportional to 32,865.63, 45,348.30 and 18,718.17

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Solution

The fourth proportional to 32,865.63, 45,348.30 and 18,718.17 is: 25,827.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,865.63 : 45,348.30 = 18,718.17 : x
  2. Step 2: Convert to fraction form
    32,865.63/45,348.30 = 18,718.17/x
  3. Step 3: Cross multiply
    32,865.63x = 45,348.30 × 18,718.17
  4. Step 4: Simplify right side
    32,865.63x = 848,837,188.61
  5. Step 5: Solve for x
    x = 848,837,188.61/32,865.63
  6. Step 6: Final answer
    x = 25,827.50

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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.