Home / 15,426.95-23,140.43-4,898.09

Finding the Fourth Proportional to 15,426.95, 23,140.43 and 4,898.09

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Solution

The fourth proportional to 15,426.95, 23,140.43 and 4,898.09 is: 7,347.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426.95 : 23,140.43 = 4,898.09 : x
  2. Step 2: Convert to fraction form
    15,426.95/23,140.43 = 4,898.09/x
  3. Step 3: Cross multiply
    15,426.95x = 23,140.43 × 4,898.09
  4. Step 4: Simplify right side
    15,426.95x = 113,343,768.59
  5. Step 5: Solve for x
    x = 113,343,768.59/15,426.95
  6. Step 6: Final answer
    x = 7,347.13

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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.