Home / 38,314.77-52,873.88-21,547.77

Finding the Fourth Proportional to 38,314.77, 52,873.88 and 21,547.77

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Solution

The fourth proportional to 38,314.77, 52,873.88 and 21,547.77 is: 29,735.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,314.77 : 52,873.88 = 21,547.77 : x
  2. Step 2: Convert to fraction form
    38,314.77/52,873.88 = 21,547.77/x
  3. Step 3: Cross multiply
    38,314.77x = 52,873.88 × 21,547.77
  4. Step 4: Simplify right side
    38,314.77x = 1,139,314,097.51
  5. Step 5: Solve for x
    x = 1,139,314,097.51/38,314.77
  6. Step 6: Final answer
    x = 29,735.64

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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.