Home / 46,569.81-69,855.36-13,289.87

Finding the Fourth Proportional to 46,569.81, 69,855.36 and 13,289.87

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Solution

The fourth proportional to 46,569.81, 69,855.36 and 13,289.87 is: 19,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,569.81 : 69,855.36 = 13,289.87 : x
  2. Step 2: Convert to fraction form
    46,569.81/69,855.36 = 13,289.87/x
  3. Step 3: Cross multiply
    46,569.81x = 69,855.36 × 13,289.87
  4. Step 4: Simplify right side
    46,569.81x = 928,368,303.93
  5. Step 5: Solve for x
    x = 928,368,303.93/46,569.81
  6. Step 6: Final answer
    x = 19,934.98

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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.