Home / 13,041.52-19,565.10-4,276.12

Finding the Fourth Proportional to 13,041.52, 19,565.10 and 4,276.12

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Solution

The fourth proportional to 13,041.52, 19,565.10 and 4,276.12 is: 6,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.52 : 19,565.10 = 4,276.12 : x
  2. Step 2: Convert to fraction form
    13,041.52/19,565.10 = 4,276.12/x
  3. Step 3: Cross multiply
    13,041.52x = 19,565.10 × 4,276.12
  4. Step 4: Simplify right side
    13,041.52x = 83,662,715.41
  5. Step 5: Solve for x
    x = 83,662,715.41/13,041.52
  6. Step 6: Final answer
    x = 6,415.10

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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.