Home / 24,158.32-33,307.62-15,645.40

Finding the Fourth Proportional to 24,158.32, 33,307.62 and 15,645.40

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Solution

The fourth proportional to 24,158.32, 33,307.62 and 15,645.40 is: 21,570.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,158.32 : 33,307.62 = 15,645.40 : x
  2. Step 2: Convert to fraction form
    24,158.32/33,307.62 = 15,645.40/x
  3. Step 3: Cross multiply
    24,158.32x = 33,307.62 × 15,645.40
  4. Step 4: Simplify right side
    24,158.32x = 521,111,037.95
  5. Step 5: Solve for x
    x = 521,111,037.95/24,158.32
  6. Step 6: Final answer
    x = 21,570.67

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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.