Home / 47,154.76-70,740.88-15,567.01

Finding the Fourth Proportional to 47,154.76, 70,740.88 and 15,567.01

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Solution

The fourth proportional to 47,154.76, 70,740.88 and 15,567.01 is: 23,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,154.76 : 70,740.88 = 15,567.01 : x
  2. Step 2: Convert to fraction form
    47,154.76/70,740.88 = 15,567.01/x
  3. Step 3: Cross multiply
    47,154.76x = 70,740.88 × 15,567.01
  4. Step 4: Simplify right side
    47,154.76x = 1,101,223,770.60
  5. Step 5: Solve for x
    x = 1,101,223,770.60/47,154.76
  6. Step 6: Final answer
    x = 23,353.40

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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.