Home / 37,866.23-52,253.26-20,870.42

Finding the Fourth Proportional to 37,866.23, 52,253.26 and 20,870.42

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Solution

The fourth proportional to 37,866.23, 52,253.26 and 20,870.42 is: 28,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,866.23 : 52,253.26 = 20,870.42 : x
  2. Step 2: Convert to fraction form
    37,866.23/52,253.26 = 20,870.42/x
  3. Step 3: Cross multiply
    37,866.23x = 52,253.26 × 20,870.42
  4. Step 4: Simplify right side
    37,866.23x = 1,090,547,482.57
  5. Step 5: Solve for x
    x = 1,090,547,482.57/37,866.23
  6. Step 6: Final answer
    x = 28,800.00

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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.