Home / 53,231.16-73,457.70-29,357.40

Finding the Fourth Proportional to 53,231.16, 73,457.70 and 29,357.40

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Solution

The fourth proportional to 53,231.16, 73,457.70 and 29,357.40 is: 40,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,231.16 : 73,457.70 = 29,357.40 : x
  2. Step 2: Convert to fraction form
    53,231.16/73,457.70 = 29,357.40/x
  3. Step 3: Cross multiply
    53,231.16x = 73,457.70 × 29,357.40
  4. Step 4: Simplify right side
    53,231.16x = 2,156,527,081.98
  5. Step 5: Solve for x
    x = 2,156,527,081.98/53,231.16
  6. Step 6: Final answer
    x = 40,512.49

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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.