Home / 26,421.62-36,461.41-14,485.04

Finding the Fourth Proportional to 26,421.62, 36,461.41 and 14,485.04

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Solution

The fourth proportional to 26,421.62, 36,461.41 and 14,485.04 is: 19,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.62 : 36,461.41 = 14,485.04 : x
  2. Step 2: Convert to fraction form
    26,421.62/36,461.41 = 14,485.04/x
  3. Step 3: Cross multiply
    26,421.62x = 36,461.41 × 14,485.04
  4. Step 4: Simplify right side
    26,421.62x = 528,144,818.11
  5. Step 5: Solve for x
    x = 528,144,818.11/26,421.62
  6. Step 6: Final answer
    x = 19,989.12

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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.