Home / 60,465.47-90,698.41-18,345.90

Finding the Fourth Proportional to 60,465.47, 90,698.41 and 18,345.90

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Solution

The fourth proportional to 60,465.47, 90,698.41 and 18,345.90 is: 27,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,465.47 : 90,698.41 = 18,345.90 : x
  2. Step 2: Convert to fraction form
    60,465.47/90,698.41 = 18,345.90/x
  3. Step 3: Cross multiply
    60,465.47x = 90,698.41 × 18,345.90
  4. Step 4: Simplify right side
    60,465.47x = 1,663,944,323.07
  5. Step 5: Solve for x
    x = 1,663,944,323.07/60,465.47
  6. Step 6: Final answer
    x = 27,518.92

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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.