Home / 15,403.31-23,099.58-4,307.02

Finding the Fourth Proportional to 15,403.31, 23,099.58 and 4,307.02

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Solution

The fourth proportional to 15,403.31, 23,099.58 and 4,307.02 is: 6,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,403.31 : 23,099.58 = 4,307.02 : x
  2. Step 2: Convert to fraction form
    15,403.31/23,099.58 = 4,307.02/x
  3. Step 3: Cross multiply
    15,403.31x = 23,099.58 × 4,307.02
  4. Step 4: Simplify right side
    15,403.31x = 99,490,425.24
  5. Step 5: Solve for x
    x = 99,490,425.24/15,403.31
  6. Step 6: Final answer
    x = 6,459.03

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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.