Home / 35,685.76-53,520.24-15,953.44

Finding the Fourth Proportional to 35,685.76, 53,520.24 and 15,953.44

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Solution

The fourth proportional to 35,685.76, 53,520.24 and 15,953.44 is: 23,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,685.76 : 53,520.24 = 15,953.44 : x
  2. Step 2: Convert to fraction form
    35,685.76/53,520.24 = 15,953.44/x
  3. Step 3: Cross multiply
    35,685.76x = 53,520.24 × 15,953.44
  4. Step 4: Simplify right side
    35,685.76x = 853,831,937.63
  5. Step 5: Solve for x
    x = 853,831,937.63/35,685.76
  6. Step 6: Final answer
    x = 23,926.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.