Home / 46,681.80-70,001.64-13,394.32

Finding the Fourth Proportional to 46,681.80, 70,001.64 and 13,394.32

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Solution

The fourth proportional to 46,681.80, 70,001.64 and 13,394.32 is: 20,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,681.80 : 70,001.64 = 13,394.32 : x
  2. Step 2: Convert to fraction form
    46,681.80/70,001.64 = 13,394.32/x
  3. Step 3: Cross multiply
    46,681.80x = 70,001.64 × 13,394.32
  4. Step 4: Simplify right side
    46,681.80x = 937,624,366.68
  5. Step 5: Solve for x
    x = 937,624,366.68/46,681.80
  6. Step 6: Final answer
    x = 20,085.44

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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.