Home / 26,368.32-36,386.74-14,431.88

Finding the Fourth Proportional to 26,368.32, 36,386.74 and 14,431.88

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Solution

The fourth proportional to 26,368.32, 36,386.74 and 14,431.88 is: 19,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.32 : 36,386.74 = 14,431.88 : x
  2. Step 2: Convert to fraction form
    26,368.32/36,386.74 = 14,431.88/x
  3. Step 3: Cross multiply
    26,368.32x = 36,386.74 × 14,431.88
  4. Step 4: Simplify right side
    26,368.32x = 525,129,065.27
  5. Step 5: Solve for x
    x = 525,129,065.27/26,368.32
  6. Step 6: Final answer
    x = 19,915.15

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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.