Home / 53,007.08-73,146.32-30,346.26

Finding the Fourth Proportional to 53,007.08, 73,146.32 and 30,346.26

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Solution

The fourth proportional to 53,007.08, 73,146.32 and 30,346.26 is: 41,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,007.08 : 73,146.32 = 30,346.26 : x
  2. Step 2: Convert to fraction form
    53,007.08/73,146.32 = 30,346.26/x
  3. Step 3: Cross multiply
    53,007.08x = 73,146.32 × 30,346.26
  4. Step 4: Simplify right side
    53,007.08x = 2,219,717,244.76
  5. Step 5: Solve for x
    x = 2,219,717,244.76/53,007.08
  6. Step 6: Final answer
    x = 41,875.86

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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.