Home / 26,988.03-40,210.70-25,479

Finding the Fourth Proportional to 26,988.03, 40,210.70 and 25,479

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Solution

The fourth proportional to 26,988.03, 40,210.70 and 25,479 is: 37,962.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.03 : 40,210.70 = 25,479 : x
  2. Step 2: Convert to fraction form
    26,988.03/40,210.70 = 25,479/x
  3. Step 3: Cross multiply
    26,988.03x = 40,210.70 × 25,479
  4. Step 4: Simplify right side
    26,988.03x = 1,024,528,297.91
  5. Step 5: Solve for x
    x = 1,024,528,297.91/26,988.03
  6. Step 6: Final answer
    x = 37,962.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.