Home / 28,303.01-42,273.65-25,630.77

Finding the Fourth Proportional to 28,303.01, 42,273.65 and 25,630.77

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Solution

The fourth proportional to 28,303.01, 42,273.65 and 25,630.77 is: 38,282.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,303.01 : 42,273.65 = 25,630.77 : x
  2. Step 2: Convert to fraction form
    28,303.01/42,273.65 = 25,630.77/x
  3. Step 3: Cross multiply
    28,303.01x = 42,273.65 × 25,630.77
  4. Step 4: Simplify right side
    28,303.01x = 1,083,506,264.29
  5. Step 5: Solve for x
    x = 1,083,506,264.29/28,303.01
  6. Step 6: Final answer
    x = 38,282.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.