Home / 31,500.09-47,256.35-9,010.98

Finding the Fourth Proportional to 31,500.09, 47,256.35 and 9,010.98

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Solution

The fourth proportional to 31,500.09, 47,256.35 and 9,010.98 is: 13,518.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,500.09 : 47,256.35 = 9,010.98 : x
  2. Step 2: Convert to fraction form
    31,500.09/47,256.35 = 9,010.98/x
  3. Step 3: Cross multiply
    31,500.09x = 47,256.35 × 9,010.98
  4. Step 4: Simplify right side
    31,500.09x = 425,825,979.67
  5. Step 5: Solve for x
    x = 425,825,979.67/31,500.09
  6. Step 6: Final answer
    x = 13,518.25

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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.