Home / 58,653.69-87,971.63-19,209.93

Finding the Fourth Proportional to 58,653.69, 87,971.63 and 19,209.93

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Solution

The fourth proportional to 58,653.69, 87,971.63 and 19,209.93 is: 28,811.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,653.69 : 87,971.63 = 19,209.93 : x
  2. Step 2: Convert to fraction form
    58,653.69/87,971.63 = 19,209.93/x
  3. Step 3: Cross multiply
    58,653.69x = 87,971.63 × 19,209.93
  4. Step 4: Simplify right side
    58,653.69x = 1,689,928,758.24
  5. Step 5: Solve for x
    x = 1,689,928,758.24/58,653.69
  6. Step 6: Final answer
    x = 28,811.98

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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.