Home / 14,418.87-19,898.78-10,875.93

Finding the Fourth Proportional to 14,418.87, 19,898.78 and 10,875.93

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Solution

The fourth proportional to 14,418.87, 19,898.78 and 10,875.93 is: 15,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.87 : 19,898.78 = 10,875.93 : x
  2. Step 2: Convert to fraction form
    14,418.87/19,898.78 = 10,875.93/x
  3. Step 3: Cross multiply
    14,418.87x = 19,898.78 × 10,875.93
  4. Step 4: Simplify right side
    14,418.87x = 216,417,683.99
  5. Step 5: Solve for x
    x = 216,417,683.99/14,418.87
  6. Step 6: Final answer
    x = 15,009.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.