Home / 14,478.36-21,695.67-10,763.16

Finding the Fourth Proportional to 14,478.36, 21,695.67 and 10,763.16

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Solution

The fourth proportional to 14,478.36, 21,695.67 and 10,763.16 is: 16,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,478.36 : 21,695.67 = 10,763.16 : x
  2. Step 2: Convert to fraction form
    14,478.36/21,695.67 = 10,763.16/x
  3. Step 3: Cross multiply
    14,478.36x = 21,695.67 × 10,763.16
  4. Step 4: Simplify right side
    14,478.36x = 233,513,967.52
  5. Step 5: Solve for x
    x = 233,513,967.52/14,478.36
  6. Step 6: Final answer
    x = 16,128.48

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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.