Home / 16,280.89-24,402.20-6,915.06

Finding the Fourth Proportional to 16,280.89, 24,402.20 and 6,915.06

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Solution

The fourth proportional to 16,280.89, 24,402.20 and 6,915.06 is: 10,364.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.89 : 24,402.20 = 6,915.06 : x
  2. Step 2: Convert to fraction form
    16,280.89/24,402.20 = 6,915.06/x
  3. Step 3: Cross multiply
    16,280.89x = 24,402.20 × 6,915.06
  4. Step 4: Simplify right side
    16,280.89x = 168,742,677.13
  5. Step 5: Solve for x
    x = 168,742,677.13/16,280.89
  6. Step 6: Final answer
    x = 10,364.46

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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.