Home / 19,130.71-26,400.87-10,632.58

Finding the Fourth Proportional to 19,130.71, 26,400.87 and 10,632.58

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Solution

The fourth proportional to 19,130.71, 26,400.87 and 10,632.58 is: 14,673.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130.71 : 26,400.87 = 10,632.58 : x
  2. Step 2: Convert to fraction form
    19,130.71/26,400.87 = 10,632.58/x
  3. Step 3: Cross multiply
    19,130.71x = 26,400.87 × 10,632.58
  4. Step 4: Simplify right side
    19,130.71x = 280,709,362.34
  5. Step 5: Solve for x
    x = 280,709,362.34/19,130.71
  6. Step 6: Final answer
    x = 14,673.23

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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.