Home / 46,271.79-69,407.88-12,992.13

Finding the Fourth Proportional to 46,271.79, 69,407.88 and 12,992.13

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Solution

The fourth proportional to 46,271.79, 69,407.88 and 12,992.13 is: 19,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,271.79 : 69,407.88 = 12,992.13 : x
  2. Step 2: Convert to fraction form
    46,271.79/69,407.88 = 12,992.13/x
  3. Step 3: Cross multiply
    46,271.79x = 69,407.88 × 12,992.13
  4. Step 4: Simplify right side
    46,271.79x = 901,756,135.02
  5. Step 5: Solve for x
    x = 901,756,135.02/46,271.79
  6. Step 6: Final answer
    x = 19,488.25

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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.