Home / 51,205.04-70,663.26-28,545.48

Finding the Fourth Proportional to 51,205.04, 70,663.26 and 28,545.48

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Solution

The fourth proportional to 51,205.04, 70,663.26 and 28,545.48 is: 39,392.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205.04 : 70,663.26 = 28,545.48 : x
  2. Step 2: Convert to fraction form
    51,205.04/70,663.26 = 28,545.48/x
  3. Step 3: Cross multiply
    51,205.04x = 70,663.26 × 28,545.48
  4. Step 4: Simplify right side
    51,205.04x = 2,017,116,675.06
  5. Step 5: Solve for x
    x = 2,017,116,675.06/51,205.04
  6. Step 6: Final answer
    x = 39,392.93

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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.