Home / 46,078.08-69,117.15-12,798.15

Finding the Fourth Proportional to 46,078.08, 69,117.15 and 12,798.15

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Solution

The fourth proportional to 46,078.08, 69,117.15 and 12,798.15 is: 19,197.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,078.08 : 69,117.15 = 12,798.15 : x
  2. Step 2: Convert to fraction form
    46,078.08/69,117.15 = 12,798.15/x
  3. Step 3: Cross multiply
    46,078.08x = 69,117.15 × 12,798.15
  4. Step 4: Simplify right side
    46,078.08x = 884,571,653.27
  5. Step 5: Solve for x
    x = 884,571,653.27/46,078.08
  6. Step 6: Final answer
    x = 19,197.23

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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.