Home / 13,246.49-19,870.23-4,928.60

Finding the Fourth Proportional to 13,246.49, 19,870.23 and 4,928.60

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Solution

The fourth proportional to 13,246.49, 19,870.23 and 4,928.60 is: 7,393.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.49 : 19,870.23 = 4,928.60 : x
  2. Step 2: Convert to fraction form
    13,246.49/19,870.23 = 4,928.60/x
  3. Step 3: Cross multiply
    13,246.49x = 19,870.23 × 4,928.60
  4. Step 4: Simplify right side
    13,246.49x = 97,932,415.58
  5. Step 5: Solve for x
    x = 97,932,415.58/13,246.49
  6. Step 6: Final answer
    x = 7,393.08

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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.