Home / 53,005.32-73,152.45-30,346.16

Finding the Fourth Proportional to 53,005.32, 73,152.45 and 30,346.16

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Solution

The fourth proportional to 53,005.32, 73,152.45 and 30,346.16 is: 41,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,005.32 : 73,152.45 = 30,346.16 : x
  2. Step 2: Convert to fraction form
    53,005.32/73,152.45 = 30,346.16/x
  3. Step 3: Cross multiply
    53,005.32x = 73,152.45 × 30,346.16
  4. Step 4: Simplify right side
    53,005.32x = 2,219,895,586.33
  5. Step 5: Solve for x
    x = 2,219,895,586.33/53,005.32
  6. Step 6: Final answer
    x = 41,880.62

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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.