Home / 46,009.10-69,013.54-14,421.56

Finding the Fourth Proportional to 46,009.10, 69,013.54 and 14,421.56

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Solution

The fourth proportional to 46,009.10, 69,013.54 and 14,421.56 is: 21,632.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,009.10 : 69,013.54 = 14,421.56 : x
  2. Step 2: Convert to fraction form
    46,009.10/69,013.54 = 14,421.56/x
  3. Step 3: Cross multiply
    46,009.10x = 69,013.54 × 14,421.56
  4. Step 4: Simplify right side
    46,009.10x = 995,282,907.92
  5. Step 5: Solve for x
    x = 995,282,907.92/46,009.10
  6. Step 6: Final answer
    x = 21,632.31

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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.