Home / 32,708.46-45,137.06-18,368.40

Finding the Fourth Proportional to 32,708.46, 45,137.06 and 18,368.40

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Solution

The fourth proportional to 32,708.46, 45,137.06 and 18,368.40 is: 25,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,708.46 : 45,137.06 = 18,368.40 : x
  2. Step 2: Convert to fraction form
    32,708.46/45,137.06 = 18,368.40/x
  3. Step 3: Cross multiply
    32,708.46x = 45,137.06 × 18,368.40
  4. Step 4: Simplify right side
    32,708.46x = 829,095,572.90
  5. Step 5: Solve for x
    x = 829,095,572.90/32,708.46
  6. Step 6: Final answer
    x = 25,348.05

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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.