Home / 47,510.48-65,554.20-28,647.20

Finding the Fourth Proportional to 47,510.48, 65,554.20 and 28,647.20

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Solution

The fourth proportional to 47,510.48, 65,554.20 and 28,647.20 is: 39,526.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,510.48 : 65,554.20 = 28,647.20 : x
  2. Step 2: Convert to fraction form
    47,510.48/65,554.20 = 28,647.20/x
  3. Step 3: Cross multiply
    47,510.48x = 65,554.20 × 28,647.20
  4. Step 4: Simplify right side
    47,510.48x = 1,877,944,278.24
  5. Step 5: Solve for x
    x = 1,877,944,278.24/47,510.48
  6. Step 6: Final answer
    x = 39,526.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.