Home / 26,397.09-36,428-14,460.86

Finding the Fourth Proportional to 26,397.09, 36,428 and 14,460.86

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Solution

The fourth proportional to 26,397.09, 36,428 and 14,460.86 is: 19,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,397.09 : 36,428 = 14,460.86 : x
  2. Step 2: Convert to fraction form
    26,397.09/36,428 = 14,460.86/x
  3. Step 3: Cross multiply
    26,397.09x = 36,428 × 14,460.86
  4. Step 4: Simplify right side
    26,397.09x = 526,780,208.08
  5. Step 5: Solve for x
    x = 526,780,208.08/26,397.09
  6. Step 6: Final answer
    x = 19,956.00

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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.