Home / 62,529.80-93,804.50-20,400.17

Finding the Fourth Proportional to 62,529.80, 93,804.50 and 20,400.17

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Solution

The fourth proportional to 62,529.80, 93,804.50 and 20,400.17 is: 30,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,529.80 : 93,804.50 = 20,400.17 : x
  2. Step 2: Convert to fraction form
    62,529.80/93,804.50 = 20,400.17/x
  3. Step 3: Cross multiply
    62,529.80x = 93,804.50 × 20,400.17
  4. Step 4: Simplify right side
    62,529.80x = 1,913,627,328.74
  5. Step 5: Solve for x
    x = 1,913,627,328.74/62,529.80
  6. Step 6: Final answer
    x = 30,603.45

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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.