Home / 28,785.34-39,742.14-23,492.80

Finding the Fourth Proportional to 28,785.34, 39,742.14 and 23,492.80

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Solution

The fourth proportional to 28,785.34, 39,742.14 and 23,492.80 is: 32,435.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,785.34 : 39,742.14 = 23,492.80 : x
  2. Step 2: Convert to fraction form
    28,785.34/39,742.14 = 23,492.80/x
  3. Step 3: Cross multiply
    28,785.34x = 39,742.14 × 23,492.80
  4. Step 4: Simplify right side
    28,785.34x = 933,654,146.59
  5. Step 5: Solve for x
    x = 933,654,146.59/28,785.34
  6. Step 6: Final answer
    x = 32,435.06

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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.