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Finding the Fourth Proportional to 53,547.49, 73,896.49 and 29,346.84

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Solution

The fourth proportional to 53,547.49, 73,896.49 and 29,346.84 is: 40,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,547.49 : 73,896.49 = 29,346.84 : x
  2. Step 2: Convert to fraction form
    53,547.49/73,896.49 = 29,346.84/x
  3. Step 3: Cross multiply
    53,547.49x = 73,896.49 × 29,346.84
  4. Step 4: Simplify right side
    53,547.49x = 2,168,628,505.28
  5. Step 5: Solve for x
    x = 2,168,628,505.28/53,547.49
  6. Step 6: Final answer
    x = 40,499.16

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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.