Home / 35,432.47-48,898.91-20,325.02

Finding the Fourth Proportional to 35,432.47, 48,898.91 and 20,325.02

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Solution

The fourth proportional to 35,432.47, 48,898.91 and 20,325.02 is: 28,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,432.47 : 48,898.91 = 20,325.02 : x
  2. Step 2: Convert to fraction form
    35,432.47/48,898.91 = 20,325.02/x
  3. Step 3: Cross multiply
    35,432.47x = 48,898.91 × 20,325.02
  4. Step 4: Simplify right side
    35,432.47x = 993,871,222.10
  5. Step 5: Solve for x
    x = 993,871,222.10/35,432.47
  6. Step 6: Final answer
    x = 28,049.73

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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.