Home / 21,410.36-29,547.46-12,337.08

Finding the Fourth Proportional to 21,410.36, 29,547.46 and 12,337.08

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Solution

The fourth proportional to 21,410.36, 29,547.46 and 12,337.08 is: 17,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410.36 : 29,547.46 = 12,337.08 : x
  2. Step 2: Convert to fraction form
    21,410.36/29,547.46 = 12,337.08/x
  3. Step 3: Cross multiply
    21,410.36x = 29,547.46 × 12,337.08
  4. Step 4: Simplify right side
    21,410.36x = 364,529,377.82
  5. Step 5: Solve for x
    x = 364,529,377.82/21,410.36
  6. Step 6: Final answer
    x = 17,025.84

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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.