Home / 14,270.93-19,697.84-8,303.75

Finding the Fourth Proportional to 14,270.93, 19,697.84 and 8,303.75

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Solution

The fourth proportional to 14,270.93, 19,697.84 and 8,303.75 is: 11,461.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.93 : 19,697.84 = 8,303.75 : x
  2. Step 2: Convert to fraction form
    14,270.93/19,697.84 = 8,303.75/x
  3. Step 3: Cross multiply
    14,270.93x = 19,697.84 × 8,303.75
  4. Step 4: Simplify right side
    14,270.93x = 163,566,061.41
  5. Step 5: Solve for x
    x = 163,566,061.41/14,270.93
  6. Step 6: Final answer
    x = 11,461.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.