Home / 32,707.12-45,135.60-17,803.12

Finding the Fourth Proportional to 32,707.12, 45,135.60 and 17,803.12

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Solution

The fourth proportional to 32,707.12, 45,135.60 and 17,803.12 is: 24,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,707.12 : 45,135.60 = 17,803.12 : x
  2. Step 2: Convert to fraction form
    32,707.12/45,135.60 = 17,803.12/x
  3. Step 3: Cross multiply
    32,707.12x = 45,135.60 × 17,803.12
  4. Step 4: Simplify right side
    32,707.12x = 803,554,503.07
  5. Step 5: Solve for x
    x = 803,554,503.07/32,707.12
  6. Step 6: Final answer
    x = 24,568.18

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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.