Home / 33,386.40-46,079.28-19,048.32

Finding the Fourth Proportional to 33,386.40, 46,079.28 and 19,048.32

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Solution

The fourth proportional to 33,386.40, 46,079.28 and 19,048.32 is: 26,290.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,386.40 : 46,079.28 = 19,048.32 : x
  2. Step 2: Convert to fraction form
    33,386.40/46,079.28 = 19,048.32/x
  3. Step 3: Cross multiply
    33,386.40x = 46,079.28 × 19,048.32
  4. Step 4: Simplify right side
    33,386.40x = 877,732,870.81
  5. Step 5: Solve for x
    x = 877,732,870.81/33,386.40
  6. Step 6: Final answer
    x = 26,290.13

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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.