Home / 44,648.04-66,980.86-13,485.16

Finding the Fourth Proportional to 44,648.04, 66,980.86 and 13,485.16

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Solution

The fourth proportional to 44,648.04, 66,980.86 and 13,485.16 is: 20,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,648.04 : 66,980.86 = 13,485.16 : x
  2. Step 2: Convert to fraction form
    44,648.04/66,980.86 = 13,485.16/x
  3. Step 3: Cross multiply
    44,648.04x = 66,980.86 × 13,485.16
  4. Step 4: Simplify right side
    44,648.04x = 903,247,614.04
  5. Step 5: Solve for x
    x = 903,247,614.04/44,648.04
  6. Step 6: Final answer
    x = 20,230.40

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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.