Home / 13,433.04-20,152.80-4,672.08

Finding the Fourth Proportional to 13,433.04, 20,152.80 and 4,672.08

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Solution

The fourth proportional to 13,433.04, 20,152.80 and 4,672.08 is: 7,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.04 : 20,152.80 = 4,672.08 : x
  2. Step 2: Convert to fraction form
    13,433.04/20,152.80 = 4,672.08/x
  3. Step 3: Cross multiply
    13,433.04x = 20,152.80 × 4,672.08
  4. Step 4: Simplify right side
    13,433.04x = 94,155,493.82
  5. Step 5: Solve for x
    x = 94,155,493.82/13,433.04
  6. Step 6: Final answer
    x = 7,009.25

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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.