Home / 47,008.95-70,515.70-15,416.21

Finding the Fourth Proportional to 47,008.95, 70,515.70 and 15,416.21

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Solution

The fourth proportional to 47,008.95, 70,515.70 and 15,416.21 is: 23,125.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,008.95 : 70,515.70 = 15,416.21 : x
  2. Step 2: Convert to fraction form
    47,008.95/70,515.70 = 15,416.21/x
  3. Step 3: Cross multiply
    47,008.95x = 70,515.70 × 15,416.21
  4. Step 4: Simplify right side
    47,008.95x = 1,087,084,839.50
  5. Step 5: Solve for x
    x = 1,087,084,839.50/47,008.95
  6. Step 6: Final answer
    x = 23,125.06

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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.