Home / 31,030.25-46,539.59-9,970.65

Finding the Fourth Proportional to 31,030.25, 46,539.59 and 9,970.65

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Solution

The fourth proportional to 31,030.25, 46,539.59 and 9,970.65 is: 14,954.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030.25 : 46,539.59 = 9,970.65 : x
  2. Step 2: Convert to fraction form
    31,030.25/46,539.59 = 9,970.65/x
  3. Step 3: Cross multiply
    31,030.25x = 46,539.59 × 9,970.65
  4. Step 4: Simplify right side
    31,030.25x = 464,029,913.18
  5. Step 5: Solve for x
    x = 464,029,913.18/31,030.25
  6. Step 6: Final answer
    x = 14,954.12

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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.