Home / 53,240.96-73,476.48-30,888.32

Finding the Fourth Proportional to 53,240.96, 73,476.48 and 30,888.32

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Solution

The fourth proportional to 53,240.96, 73,476.48 and 30,888.32 is: 42,628.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,240.96 : 73,476.48 = 30,888.32 : x
  2. Step 2: Convert to fraction form
    53,240.96/73,476.48 = 30,888.32/x
  3. Step 3: Cross multiply
    53,240.96x = 73,476.48 × 30,888.32
  4. Step 4: Simplify right side
    53,240.96x = 2,269,565,026.71
  5. Step 5: Solve for x
    x = 2,269,565,026.71/53,240.96
  6. Step 6: Final answer
    x = 42,628.18

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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.