Home / 53,303.09-73,559.21-29,428.34

Finding the Fourth Proportional to 53,303.09, 73,559.21 and 29,428.34

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Solution

The fourth proportional to 53,303.09, 73,559.21 and 29,428.34 is: 40,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,303.09 : 73,559.21 = 29,428.34 : x
  2. Step 2: Convert to fraction form
    53,303.09/73,559.21 = 29,428.34/x
  3. Step 3: Cross multiply
    53,303.09x = 73,559.21 × 29,428.34
  4. Step 4: Simplify right side
    53,303.09x = 2,164,724,927.07
  5. Step 5: Solve for x
    x = 2,164,724,927.07/53,303.09
  6. Step 6: Final answer
    x = 40,611.63

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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.