Home / 51,477.36-77,197.95-15,443.07

Finding the Fourth Proportional to 51,477.36, 77,197.95 and 15,443.07

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Solution

The fourth proportional to 51,477.36, 77,197.95 and 15,443.07 is: 23,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,477.36 : 77,197.95 = 15,443.07 : x
  2. Step 2: Convert to fraction form
    51,477.36/77,197.95 = 15,443.07/x
  3. Step 3: Cross multiply
    51,477.36x = 77,197.95 × 15,443.07
  4. Step 4: Simplify right side
    51,477.36x = 1,192,173,345.71
  5. Step 5: Solve for x
    x = 1,192,173,345.71/51,477.36
  6. Step 6: Final answer
    x = 23,159.18

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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.