Home / 14,607.24-20,159.93-8,235.04

Finding the Fourth Proportional to 14,607.24, 20,159.93 and 8,235.04

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Solution

The fourth proportional to 14,607.24, 20,159.93 and 8,235.04 is: 11,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607.24 : 20,159.93 = 8,235.04 : x
  2. Step 2: Convert to fraction form
    14,607.24/20,159.93 = 8,235.04/x
  3. Step 3: Cross multiply
    14,607.24x = 20,159.93 × 8,235.04
  4. Step 4: Simplify right side
    14,607.24x = 166,017,800.13
  5. Step 5: Solve for x
    x = 166,017,800.13/14,607.24
  6. Step 6: Final answer
    x = 11,365.45

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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.