Home / 35,045.07-48,362.40-19,129.18

Finding the Fourth Proportional to 35,045.07, 48,362.40 and 19,129.18

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Solution

The fourth proportional to 35,045.07, 48,362.40 and 19,129.18 is: 26,398.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,045.07 : 48,362.40 = 19,129.18 : x
  2. Step 2: Convert to fraction form
    35,045.07/48,362.40 = 19,129.18/x
  3. Step 3: Cross multiply
    35,045.07x = 48,362.40 × 19,129.18
  4. Step 4: Simplify right side
    35,045.07x = 925,133,054.83
  5. Step 5: Solve for x
    x = 925,133,054.83/35,045.07
  6. Step 6: Final answer
    x = 26,398.38

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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.