Home / 47,009.43-70,520.63-15,853.59

Finding the Fourth Proportional to 47,009.43, 70,520.63 and 15,853.59

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Solution

The fourth proportional to 47,009.43, 70,520.63 and 15,853.59 is: 23,782.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.43 : 70,520.63 = 15,853.59 : x
  2. Step 2: Convert to fraction form
    47,009.43/70,520.63 = 15,853.59/x
  3. Step 3: Cross multiply
    47,009.43x = 70,520.63 × 15,853.59
  4. Step 4: Simplify right side
    47,009.43x = 1,118,005,075.29
  5. Step 5: Solve for x
    x = 1,118,005,075.29/47,009.43
  6. Step 6: Final answer
    x = 23,782.57

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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.