Home / 26,421.63-36,462.95-14,485.42

Finding the Fourth Proportional to 26,421.63, 36,462.95 and 14,485.42

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Solution

The fourth proportional to 26,421.63, 36,462.95 and 14,485.42 is: 19,990.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.63 : 36,462.95 = 14,485.42 : x
  2. Step 2: Convert to fraction form
    26,421.63/36,462.95 = 14,485.42/x
  3. Step 3: Cross multiply
    26,421.63x = 36,462.95 × 14,485.42
  4. Step 4: Simplify right side
    26,421.63x = 528,181,145.19
  5. Step 5: Solve for x
    x = 528,181,145.19/26,421.63
  6. Step 6: Final answer
    x = 19,990.48

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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.