Home / 35,303.13-48,718.67-19,387.92

Finding the Fourth Proportional to 35,303.13, 48,718.67 and 19,387.92

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Solution

The fourth proportional to 35,303.13, 48,718.67 and 19,387.92 is: 26,755.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,303.13 : 48,718.67 = 19,387.92 : x
  2. Step 2: Convert to fraction form
    35,303.13/48,718.67 = 19,387.92/x
  3. Step 3: Cross multiply
    35,303.13x = 48,718.67 × 19,387.92
  4. Step 4: Simplify right side
    35,303.13x = 944,553,579.53
  5. Step 5: Solve for x
    x = 944,553,579.53/35,303.13
  6. Step 6: Final answer
    x = 26,755.52

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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.