Home / 26,036.04-35,924.94-15,429

Finding the Fourth Proportional to 26,036.04, 35,924.94 and 15,429

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Solution

The fourth proportional to 26,036.04, 35,924.94 and 15,429 is: 21,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,036.04 : 35,924.94 = 15,429 : x
  2. Step 2: Convert to fraction form
    26,036.04/35,924.94 = 15,429/x
  3. Step 3: Cross multiply
    26,036.04x = 35,924.94 × 15,429
  4. Step 4: Simplify right side
    26,036.04x = 554,285,899.26
  5. Step 5: Solve for x
    x = 554,285,899.26/26,036.04
  6. Step 6: Final answer
    x = 21,289.18

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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.