Home / 14,541.66-21,782.88-13,330.71

Finding the Fourth Proportional to 14,541.66, 21,782.88 and 13,330.71

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Solution

The fourth proportional to 14,541.66, 21,782.88 and 13,330.71 is: 19,968.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.66 : 21,782.88 = 13,330.71 : x
  2. Step 2: Convert to fraction form
    14,541.66/21,782.88 = 13,330.71/x
  3. Step 3: Cross multiply
    14,541.66x = 21,782.88 × 13,330.71
  4. Step 4: Simplify right side
    14,541.66x = 290,381,256.24
  5. Step 5: Solve for x
    x = 290,381,256.24/14,541.66
  6. Step 6: Final answer
    x = 19,968.92

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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.