Home / 40,236.06-60,356.40-10,653.13

Finding the Fourth Proportional to 40,236.06, 60,356.40 and 10,653.13

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Solution

The fourth proportional to 40,236.06, 60,356.40 and 10,653.13 is: 15,980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,236.06 : 60,356.40 = 10,653.13 : x
  2. Step 2: Convert to fraction form
    40,236.06/60,356.40 = 10,653.13/x
  3. Step 3: Cross multiply
    40,236.06x = 60,356.40 × 10,653.13
  4. Step 4: Simplify right side
    40,236.06x = 642,984,602.16
  5. Step 5: Solve for x
    x = 642,984,602.16/40,236.06
  6. Step 6: Final answer
    x = 15,980.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.