Home / 30,916.08-46,365.01-13,146.71

Finding the Fourth Proportional to 30,916.08, 46,365.01 and 13,146.71

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Solution

The fourth proportional to 30,916.08, 46,365.01 and 13,146.71 is: 19,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,916.08 : 46,365.01 = 13,146.71 : x
  2. Step 2: Convert to fraction form
    30,916.08/46,365.01 = 13,146.71/x
  3. Step 3: Cross multiply
    30,916.08x = 46,365.01 × 13,146.71
  4. Step 4: Simplify right side
    30,916.08x = 609,547,075.93
  5. Step 5: Solve for x
    x = 609,547,075.93/30,916.08
  6. Step 6: Final answer
    x = 19,716.18

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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.