Home / 13,330.77-19,967.40-6,300.18

Finding the Fourth Proportional to 13,330.77, 19,967.40 and 6,300.18

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Solution

The fourth proportional to 13,330.77, 19,967.40 and 6,300.18 is: 9,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.77 : 19,967.40 = 6,300.18 : x
  2. Step 2: Convert to fraction form
    13,330.77/19,967.40 = 6,300.18/x
  3. Step 3: Cross multiply
    13,330.77x = 19,967.40 × 6,300.18
  4. Step 4: Simplify right side
    13,330.77x = 125,798,214.13
  5. Step 5: Solve for x
    x = 125,798,214.13/13,330.77
  6. Step 6: Final answer
    x = 9,436.68

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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.