Home / 13,030.02-19,530.36-6,460.92

Finding the Fourth Proportional to 13,030.02, 19,530.36 and 6,460.92

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Solution

The fourth proportional to 13,030.02, 19,530.36 and 6,460.92 is: 9,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.02 : 19,530.36 = 6,460.92 : x
  2. Step 2: Convert to fraction form
    13,030.02/19,530.36 = 6,460.92/x
  3. Step 3: Cross multiply
    13,030.02x = 19,530.36 × 6,460.92
  4. Step 4: Simplify right side
    13,030.02x = 126,184,093.53
  5. Step 5: Solve for x
    x = 126,184,093.53/13,030.02
  6. Step 6: Final answer
    x = 9,684.11

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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.