Home / 28,595.21-42,898.52-9,875.93

Finding the Fourth Proportional to 28,595.21, 42,898.52 and 9,875.93

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Solution

The fourth proportional to 28,595.21, 42,898.52 and 9,875.93 is: 14,815.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,595.21 : 42,898.52 = 9,875.93 : x
  2. Step 2: Convert to fraction form
    28,595.21/42,898.52 = 9,875.93/x
  3. Step 3: Cross multiply
    28,595.21x = 42,898.52 × 9,875.93
  4. Step 4: Simplify right side
    28,595.21x = 423,662,590.82
  5. Step 5: Solve for x
    x = 423,662,590.82/28,595.21
  6. Step 6: Final answer
    x = 14,815.86

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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.