Home / 28,070.55-42,054.80-16,348.23

Finding the Fourth Proportional to 28,070.55, 42,054.80 and 16,348.23

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Solution

The fourth proportional to 28,070.55, 42,054.80 and 16,348.23 is: 24,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,070.55 : 42,054.80 = 16,348.23 : x
  2. Step 2: Convert to fraction form
    28,070.55/42,054.80 = 16,348.23/x
  3. Step 3: Cross multiply
    28,070.55x = 42,054.80 × 16,348.23
  4. Step 4: Simplify right side
    28,070.55x = 687,521,461.26
  5. Step 5: Solve for x
    x = 687,521,461.26/28,070.55
  6. Step 6: Final answer
    x = 24,492.63

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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.