Home / 13,095.95-19,644.28-4,782.15

Finding the Fourth Proportional to 13,095.95, 19,644.28 and 4,782.15

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Solution

The fourth proportional to 13,095.95, 19,644.28 and 4,782.15 is: 7,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.95 : 19,644.28 = 4,782.15 : x
  2. Step 2: Convert to fraction form
    13,095.95/19,644.28 = 4,782.15/x
  3. Step 3: Cross multiply
    13,095.95x = 19,644.28 × 4,782.15
  4. Step 4: Simplify right side
    13,095.95x = 93,941,881.65
  5. Step 5: Solve for x
    x = 93,941,881.65/13,095.95
  6. Step 6: Final answer
    x = 7,173.36

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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.