Home / 15,345.07-23,036.04-10,399.70

Finding the Fourth Proportional to 15,345.07, 23,036.04 and 10,399.70

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Solution

The fourth proportional to 15,345.07, 23,036.04 and 10,399.70 is: 15,612.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.07 : 23,036.04 = 10,399.70 : x
  2. Step 2: Convert to fraction form
    15,345.07/23,036.04 = 10,399.70/x
  3. Step 3: Cross multiply
    15,345.07x = 23,036.04 × 10,399.70
  4. Step 4: Simplify right side
    15,345.07x = 239,567,962.78
  5. Step 5: Solve for x
    x = 239,567,962.78/15,345.07
  6. Step 6: Final answer
    x = 15,612.05

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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.