Home / 55,901.47-83,852.21-38,317.99

Finding the Fourth Proportional to 55,901.47, 83,852.21 and 38,317.99

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Solution

The fourth proportional to 55,901.47, 83,852.21 and 38,317.99 is: 57,476.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,901.47 : 83,852.21 = 38,317.99 : x
  2. Step 2: Convert to fraction form
    55,901.47/83,852.21 = 38,317.99/x
  3. Step 3: Cross multiply
    55,901.47x = 83,852.21 × 38,317.99
  4. Step 4: Simplify right side
    55,901.47x = 3,213,048,144.26
  5. Step 5: Solve for x
    x = 3,213,048,144.26/55,901.47
  6. Step 6: Final answer
    x = 57,476.99

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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.