Home / 35,681.19-53,479.26-14,620.38

Finding the Fourth Proportional to 35,681.19, 53,479.26 and 14,620.38

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Solution

The fourth proportional to 35,681.19, 53,479.26 and 14,620.38 is: 21,913.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,681.19 : 53,479.26 = 14,620.38 : x
  2. Step 2: Convert to fraction form
    35,681.19/53,479.26 = 14,620.38/x
  3. Step 3: Cross multiply
    35,681.19x = 53,479.26 × 14,620.38
  4. Step 4: Simplify right side
    35,681.19x = 781,887,103.32
  5. Step 5: Solve for x
    x = 781,887,103.32/35,681.19
  6. Step 6: Final answer
    x = 21,913.15

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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.