Home / 31,573.76-47,359.60-12,848.24

Finding the Fourth Proportional to 31,573.76, 47,359.60 and 12,848.24

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Solution

The fourth proportional to 31,573.76, 47,359.60 and 12,848.24 is: 19,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,573.76 : 47,359.60 = 12,848.24 : x
  2. Step 2: Convert to fraction form
    31,573.76/47,359.60 = 12,848.24/x
  3. Step 3: Cross multiply
    31,573.76x = 47,359.60 × 12,848.24
  4. Step 4: Simplify right side
    31,573.76x = 608,487,507.10
  5. Step 5: Solve for x
    x = 608,487,507.10/31,573.76
  6. Step 6: Final answer
    x = 19,271.94

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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.