Home / 13,569.44-20,354.56-4,810.40

Finding the Fourth Proportional to 13,569.44, 20,354.56 and 4,810.40

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Solution

The fourth proportional to 13,569.44, 20,354.56 and 4,810.40 is: 7,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.44 : 20,354.56 = 4,810.40 : x
  2. Step 2: Convert to fraction form
    13,569.44/20,354.56 = 4,810.40/x
  3. Step 3: Cross multiply
    13,569.44x = 20,354.56 × 4,810.40
  4. Step 4: Simplify right side
    13,569.44x = 97,913,575.42
  5. Step 5: Solve for x
    x = 97,913,575.42/13,569.44
  6. Step 6: Final answer
    x = 7,215.74

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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.