Home / 28,918.10-43,312.35-23,734.10

Finding the Fourth Proportional to 28,918.10, 43,312.35 and 23,734.10

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Solution

The fourth proportional to 28,918.10, 43,312.35 and 23,734.10 is: 35,547.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,918.10 : 43,312.35 = 23,734.10 : x
  2. Step 2: Convert to fraction form
    28,918.10/43,312.35 = 23,734.10/x
  3. Step 3: Cross multiply
    28,918.10x = 43,312.35 × 23,734.10
  4. Step 4: Simplify right side
    28,918.10x = 1,027,979,646.14
  5. Step 5: Solve for x
    x = 1,027,979,646.14/28,918.10
  6. Step 6: Final answer
    x = 35,547.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.