Home / 48,130.04-66,420.60-26,909.12

Finding the Fourth Proportional to 48,130.04, 66,420.60 and 26,909.12

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Solution

The fourth proportional to 48,130.04, 66,420.60 and 26,909.12 is: 37,135.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,130.04 : 66,420.60 = 26,909.12 : x
  2. Step 2: Convert to fraction form
    48,130.04/66,420.60 = 26,909.12/x
  3. Step 3: Cross multiply
    48,130.04x = 66,420.60 × 26,909.12
  4. Step 4: Simplify right side
    48,130.04x = 1,787,319,895.87
  5. Step 5: Solve for x
    x = 1,787,319,895.87/48,130.04
  6. Step 6: Final answer
    x = 37,135.23

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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.