Home / 48,839.40-67,398.80-26,483.40

Finding the Fourth Proportional to 48,839.40, 67,398.80 and 26,483.40

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Solution

The fourth proportional to 48,839.40, 67,398.80 and 26,483.40 is: 36,547.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,839.40 : 67,398.80 = 26,483.40 : x
  2. Step 2: Convert to fraction form
    48,839.40/67,398.80 = 26,483.40/x
  3. Step 3: Cross multiply
    48,839.40x = 67,398.80 × 26,483.40
  4. Step 4: Simplify right side
    48,839.40x = 1,784,949,379.92
  5. Step 5: Solve for x
    x = 1,784,949,379.92/48,839.40
  6. Step 6: Final answer
    x = 36,547.32

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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.