Home / 24,931.80-37,430.51-19,420.56

Finding the Fourth Proportional to 24,931.80, 37,430.51 and 19,420.56

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Solution

The fourth proportional to 24,931.80, 37,430.51 and 19,420.56 is: 29,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,931.80 : 37,430.51 = 19,420.56 : x
  2. Step 2: Convert to fraction form
    24,931.80/37,430.51 = 19,420.56/x
  3. Step 3: Cross multiply
    24,931.80x = 37,430.51 × 19,420.56
  4. Step 4: Simplify right side
    24,931.80x = 726,921,368.18
  5. Step 5: Solve for x
    x = 726,921,368.18/24,931.80
  6. Step 6: Final answer
    x = 29,156.39

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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.