Home / 13,038.94-19,560.45-4,718.08

Finding the Fourth Proportional to 13,038.94, 19,560.45 and 4,718.08

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Solution

The fourth proportional to 13,038.94, 19,560.45 and 4,718.08 is: 7,077.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.94 : 19,560.45 = 4,718.08 : x
  2. Step 2: Convert to fraction form
    13,038.94/19,560.45 = 4,718.08/x
  3. Step 3: Cross multiply
    13,038.94x = 19,560.45 × 4,718.08
  4. Step 4: Simplify right side
    13,038.94x = 92,287,767.94
  5. Step 5: Solve for x
    x = 92,287,767.94/13,038.94
  6. Step 6: Final answer
    x = 7,077.86

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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.