Home / 35,490.19-48,976.51-19,574.64

Finding the Fourth Proportional to 35,490.19, 48,976.51 and 19,574.64

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Solution

The fourth proportional to 35,490.19, 48,976.51 and 19,574.64 is: 27,013.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490.19 : 48,976.51 = 19,574.64 : x
  2. Step 2: Convert to fraction form
    35,490.19/48,976.51 = 19,574.64/x
  3. Step 3: Cross multiply
    35,490.19x = 48,976.51 × 19,574.64
  4. Step 4: Simplify right side
    35,490.19x = 958,697,551.71
  5. Step 5: Solve for x
    x = 958,697,551.71/35,490.19
  6. Step 6: Final answer
    x = 27,013.03

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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.