Home / 28,984.76-40,079.51-23,006.04

Finding the Fourth Proportional to 28,984.76, 40,079.51 and 23,006.04

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Solution

The fourth proportional to 28,984.76, 40,079.51 and 23,006.04 is: 31,812.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,984.76 : 40,079.51 = 23,006.04 : x
  2. Step 2: Convert to fraction form
    28,984.76/40,079.51 = 23,006.04/x
  3. Step 3: Cross multiply
    28,984.76x = 40,079.51 × 23,006.04
  4. Step 4: Simplify right side
    28,984.76x = 922,070,941.17
  5. Step 5: Solve for x
    x = 922,070,941.17/28,984.76
  6. Step 6: Final answer
    x = 31,812.27

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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.