Home / 53,312.10-73,571.84-29,440.28

Finding the Fourth Proportional to 53,312.10, 73,571.84 and 29,440.28

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Solution

The fourth proportional to 53,312.10, 73,571.84 and 29,440.28 is: 40,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,312.10 : 73,571.84 = 29,440.28 : x
  2. Step 2: Convert to fraction form
    53,312.10/73,571.84 = 29,440.28/x
  3. Step 3: Cross multiply
    53,312.10x = 73,571.84 × 29,440.28
  4. Step 4: Simplify right side
    53,312.10x = 2,165,975,569.72
  5. Step 5: Solve for x
    x = 2,165,975,569.72/53,312.10
  6. Step 6: Final answer
    x = 40,628.22

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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.