Home / 28,513.16-42,776.14-10,045.32

Finding the Fourth Proportional to 28,513.16, 42,776.14 and 10,045.32

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Solution

The fourth proportional to 28,513.16, 42,776.14 and 10,045.32 is: 15,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,513.16 : 42,776.14 = 10,045.32 : x
  2. Step 2: Convert to fraction form
    28,513.16/42,776.14 = 10,045.32/x
  3. Step 3: Cross multiply
    28,513.16x = 42,776.14 × 10,045.32
  4. Step 4: Simplify right side
    28,513.16x = 429,700,014.66
  5. Step 5: Solve for x
    x = 429,700,014.66/28,513.16
  6. Step 6: Final answer
    x = 15,070.23

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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.