Home / 47,587.76-71,378.88-14,307.10

Finding the Fourth Proportional to 47,587.76, 71,378.88 and 14,307.10

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Solution

The fourth proportional to 47,587.76, 71,378.88 and 14,307.10 is: 21,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.76 : 71,378.88 = 14,307.10 : x
  2. Step 2: Convert to fraction form
    47,587.76/71,378.88 = 14,307.10/x
  3. Step 3: Cross multiply
    47,587.76x = 71,378.88 × 14,307.10
  4. Step 4: Simplify right side
    47,587.76x = 1,021,224,774.05
  5. Step 5: Solve for x
    x = 1,021,224,774.05/47,587.76
  6. Step 6: Final answer
    x = 21,459.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.