Home / 15,681.48-23,528.79-9,763.32

Finding the Fourth Proportional to 15,681.48, 23,528.79 and 9,763.32

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Solution

The fourth proportional to 15,681.48, 23,528.79 and 9,763.32 is: 14,649.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,681.48 : 23,528.79 = 9,763.32 : x
  2. Step 2: Convert to fraction form
    15,681.48/23,528.79 = 9,763.32/x
  3. Step 3: Cross multiply
    15,681.48x = 23,528.79 × 9,763.32
  4. Step 4: Simplify right side
    15,681.48x = 229,719,105.98
  5. Step 5: Solve for x
    x = 229,719,105.98/15,681.48
  6. Step 6: Final answer
    x = 14,649.07

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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.