Home / 46,390.51-69,590.32-13,110.83

Finding the Fourth Proportional to 46,390.51, 69,590.32 and 13,110.83

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Solution

The fourth proportional to 46,390.51, 69,590.32 and 13,110.83 is: 19,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,390.51 : 69,590.32 = 13,110.83 : x
  2. Step 2: Convert to fraction form
    46,390.51/69,590.32 = 13,110.83/x
  3. Step 3: Cross multiply
    46,390.51x = 69,590.32 × 13,110.83
  4. Step 4: Simplify right side
    46,390.51x = 912,386,855.17
  5. Step 5: Solve for x
    x = 912,386,855.17/46,390.51
  6. Step 6: Final answer
    x = 19,667.53

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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.