Home / 19,424.28-29,151.30-15,030.84

Finding the Fourth Proportional to 19,424.28, 29,151.30 and 15,030.84

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Solution

The fourth proportional to 19,424.28, 29,151.30 and 15,030.84 is: 22,557.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424.28 : 29,151.30 = 15,030.84 : x
  2. Step 2: Convert to fraction form
    19,424.28/29,151.30 = 15,030.84/x
  3. Step 3: Cross multiply
    19,424.28x = 29,151.30 × 15,030.84
  4. Step 4: Simplify right side
    19,424.28x = 438,168,526.09
  5. Step 5: Solve for x
    x = 438,168,526.09/19,424.28
  6. Step 6: Final answer
    x = 22,557.77

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1.5x scale

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.