Home / 35,303.57-48,719.77-19,388.36

Finding the Fourth Proportional to 35,303.57, 48,719.77 and 19,388.36

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Solution

The fourth proportional to 35,303.57, 48,719.77 and 19,388.36 is: 26,756.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,303.57 : 48,719.77 = 19,388.36 : x
  2. Step 2: Convert to fraction form
    35,303.57/48,719.77 = 19,388.36/x
  3. Step 3: Cross multiply
    35,303.57x = 48,719.77 × 19,388.36
  4. Step 4: Simplify right side
    35,303.57x = 944,596,099.34
  5. Step 5: Solve for x
    x = 944,596,099.34/35,303.57
  6. Step 6: Final answer
    x = 26,756.39

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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.