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Finding the Fourth Proportional to 35,455.99, 48,929.08 and 19,323.29

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Solution

The fourth proportional to 35,455.99, 48,929.08 and 19,323.29 is: 26,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.99 : 48,929.08 = 19,323.29 : x
  2. Step 2: Convert to fraction form
    35,455.99/48,929.08 = 19,323.29/x
  3. Step 3: Cross multiply
    35,455.99x = 48,929.08 × 19,323.29
  4. Step 4: Simplify right side
    35,455.99x = 945,470,802.27
  5. Step 5: Solve for x
    x = 945,470,802.27/35,455.99
  6. Step 6: Final answer
    x = 26,666.04

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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.