Home / 28,595.66-42,835.14-14,715.50

Finding the Fourth Proportional to 28,595.66, 42,835.14 and 14,715.50

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Solution

The fourth proportional to 28,595.66, 42,835.14 and 14,715.50 is: 22,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,595.66 : 42,835.14 = 14,715.50 : x
  2. Step 2: Convert to fraction form
    28,595.66/42,835.14 = 14,715.50/x
  3. Step 3: Cross multiply
    28,595.66x = 42,835.14 × 14,715.50
  4. Step 4: Simplify right side
    28,595.66x = 630,340,502.67
  5. Step 5: Solve for x
    x = 630,340,502.67/28,595.66
  6. Step 6: Final answer
    x = 22,043.22

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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.