Home / 15,762.04-21,750.72-9,046.24

Finding the Fourth Proportional to 15,762.04, 21,750.72 and 9,046.24

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Solution

The fourth proportional to 15,762.04, 21,750.72 and 9,046.24 is: 12,483.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,762.04 : 21,750.72 = 9,046.24 : x
  2. Step 2: Convert to fraction form
    15,762.04/21,750.72 = 9,046.24/x
  3. Step 3: Cross multiply
    15,762.04x = 21,750.72 × 9,046.24
  4. Step 4: Simplify right side
    15,762.04x = 196,762,233.29
  5. Step 5: Solve for x
    x = 196,762,233.29/15,762.04
  6. Step 6: Final answer
    x = 12,483.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.