Home / 53,148.10-79,574.52-26,772.88

Finding the Fourth Proportional to 53,148.10, 79,574.52 and 26,772.88

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Solution

The fourth proportional to 53,148.10, 79,574.52 and 26,772.88 is: 40,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148.10 : 79,574.52 = 26,772.88 : x
  2. Step 2: Convert to fraction form
    53,148.10/79,574.52 = 26,772.88/x
  3. Step 3: Cross multiply
    53,148.10x = 79,574.52 × 26,772.88
  4. Step 4: Simplify right side
    53,148.10x = 2,130,439,075.02
  5. Step 5: Solve for x
    x = 2,130,439,075.02/53,148.10
  6. Step 6: Final answer
    x = 40,084.95

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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.