Home / 13,048.86-19,575.33-4,281.78

Finding the Fourth Proportional to 13,048.86, 19,575.33 and 4,281.78

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Solution

The fourth proportional to 13,048.86, 19,575.33 and 4,281.78 is: 6,423.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.86 : 19,575.33 = 4,281.78 : x
  2. Step 2: Convert to fraction form
    13,048.86/19,575.33 = 4,281.78/x
  3. Step 3: Cross multiply
    13,048.86x = 19,575.33 × 4,281.78
  4. Step 4: Simplify right side
    13,048.86x = 83,817,256.49
  5. Step 5: Solve for x
    x = 83,817,256.49/13,048.86
  6. Step 6: Final answer
    x = 6,423.34

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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.