Home / 35,455.19-48,927.20-19,539.63

Finding the Fourth Proportional to 35,455.19, 48,927.20 and 19,539.63

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Solution

The fourth proportional to 35,455.19, 48,927.20 and 19,539.63 is: 26,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.19 : 48,927.20 = 19,539.63 : x
  2. Step 2: Convert to fraction form
    35,455.19/48,927.20 = 19,539.63/x
  3. Step 3: Cross multiply
    35,455.19x = 48,927.20 × 19,539.63
  4. Step 4: Simplify right side
    35,455.19x = 956,019,287.24
  5. Step 5: Solve for x
    x = 956,019,287.24/35,455.19
  6. Step 6: Final answer
    x = 26,964.16

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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.