Home / 13,303.61-19,956.02-4,538.60

Finding the Fourth Proportional to 13,303.61, 19,956.02 and 4,538.60

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Solution

The fourth proportional to 13,303.61, 19,956.02 and 4,538.60 is: 6,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.61 : 19,956.02 = 4,538.60 : x
  2. Step 2: Convert to fraction form
    13,303.61/19,956.02 = 4,538.60/x
  3. Step 3: Cross multiply
    13,303.61x = 19,956.02 × 4,538.60
  4. Step 4: Simplify right side
    13,303.61x = 90,572,269.90
  5. Step 5: Solve for x
    x = 90,572,269.90/13,303.61
  6. Step 6: Final answer
    x = 6,808.10

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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.