Home / 23,630.32-35,260.36-21,148.08

Finding the Fourth Proportional to 23,630.32, 35,260.36 and 21,148.08

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Solution

The fourth proportional to 23,630.32, 35,260.36 and 21,148.08 is: 31,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,630.32 : 35,260.36 = 21,148.08 : x
  2. Step 2: Convert to fraction form
    23,630.32/35,260.36 = 21,148.08/x
  3. Step 3: Cross multiply
    23,630.32x = 35,260.36 × 21,148.08
  4. Step 4: Simplify right side
    23,630.32x = 745,688,914.11
  5. Step 5: Solve for x
    x = 745,688,914.11/23,630.32
  6. Step 6: Final answer
    x = 31,556.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.